Calculadoras de estatísticas on-line

Mathcracker oferece uma ampla variedade de calculadoras de estatísticas, que realizarão cálculos passo a passo para você.Tais calculadoras vêm em todas as formas e formas, algumas são muito simples (como por exemplo, simples Cálculos de Coeficiente Combinatória) e alguma conduta elaborada cálculos (como algum teste estatístico não paramétrico).

Uma grande vantagem de nossas calculadoras / soluções on-line é que tentamos fornecer, sempre que possível, um detalhe completo passo a passo de como chegar à solução necessária. Acreditamos que mostrando todas as etapas de como alguém chegou à solução é a melhor maneira (e às vezes a única maneira) a aprender um assunto.

Existem muitos calculadores de probabilidade (incluindo calculadoras para as distribuições mais comuns, como o normal, a distribuição T, a distribuição F, etc), Complete a seleção de solucionadores de teste de hipóteses, para testes paramétricos e não paramétricos.

Como encontrar a calculadora de estatísticas que estou procurando?

Confira nossa lista abaixo dos Solvers Stats, ou você também pode usar a caixa de pesquisa fornecida, para encontrar a calculadora exata que você está procurando.Cada solucionador virá com instruções claras sobre como o solucionador deve ser usado.Além disso, algumas calculadoras terão vídeos disponíveis que ajudarão você a prosseguir se você estiver tendo problemas.

Nosso objetivo é ter a coleção mais completa de calculadoras matemáticas on-line, e quando eu digo matemática, quero dizer que não temos apenas calculadoras de estatísticas, mas também álgebra, probabilidade e muitos outros assuntos.Se houver um solver que você não encontra em nosso site e gostaria de ver incluído aqui, por favor, não hesite em Contate-Nos. .

Verifique as calculadoras de estatísticas que temos disponíveis

Negative Predictive Value Calculator

Instructions: This Negative Predictive Value Calculator computes the negative predictive value (NPV) of a test, ...

Positive Predictive Value Calculator

Instructions: This Positive Predictive Value Calculator computes the positive predictive value (PPV) of a test, ...

Test Specificity Calculator

Instructions: This Specificity Calculator computes the specificity of a test, showing step-by-step all calculation. To ...

Test Sensitivity Calculator

Instructions: This Sensitivity Calculator computes the sensitivity of a test, showing all the steps. To that end, ...

Covariance Calculator

Instructions: Use this Covariance Calculator to find the covariance coefficient between two variables (X) and (Y) that ...

Deviation Score Calculator

Instructions: This Deviation Score Calculator will compute the deviation with respect to the mean for a sample of data ...

Standard Deviation Percentile Calculator

Instructions: Use this one to calculate the percentile from the mean and standard deviation. Please provide the ...

Degrees of Freedom Calculator Paired Samples

Instructions: This Degrees of Freedom Calculator will calculate the number of degrees of freedom for paired samples of ...

Degrees of Freedom Calculator Two Samples

Instructions: This Degrees of Freedom Calculator will indicate the number of degrees of freedom for two samples of, ...

Degrees of Freedom Calculator One Sample

Instructions: This Degrees of Freedom Calculator will indicate the number of degrees of freedom for one sample of, ...

Interquartile Range Calculator

Instructions: This interquartile range calculator will calculate the IQR, showing step-by-step calculations, for a ...

Decile Calculator

Instructions: This decile calculator will calculate a decile that you specify, showing step-by-step calculations of ...

Quartile Calculator

Instructions: This quartile calculator will calculate a quartile you specify, showing step-by-step calculations, for a ...

Pooled Proportion Calculator

Instructions: You can use this Pooled Proportion Calculator to compute the pooled proportion for two sample. ...

Weighted Average Calculator

Instructions: Use this Weighted Average Calculator to compute the weighted average of a set of values (X) and their ...

Ogive Graph Maker

Instructions: Use this Ogive Graph Maker to construct a cumulative frequency polygon based on a sample provided in the ...

Frequency Polygon Graph Maker

Instructions: Use this Frequency Polygon Graph Maker to construct a frequency polygon based on a sample provided in ...

Sample Variance of Grouped Data Calculator

Instructions: Use this Sample Variance of Grouped Data Calculator to find the sample variance for the case of grouped ...

Sample Mean of Grouped Data Calculator

Instructions: Use this Sample Mean of Grouped Data Calculator to find the sample mean when you have grouped data, in ...

Coefficient of Determination Calculator

Instructions: Use this Coefficient of Determination Calculator to compute the coefficient of determination ((R^2)) ...

Residual Plot Grapher

Instructions: Use this Residual Plot Grapher to construct a residual plot for the value obtained with a linear ...

Regression Predicted Values Calculator

Instructions: Use this Regression Predicted Values Calculator to find the predicted values by a linear regression ...

Regression Residuals Calculator

Instructions: Use this Regression Residuals Calculator to find the residuals of a linear regression analysis for the ...

Pie Graph Maker for Sample Data

Instructions: The following Pie Chart Maker for raw data creates a pie chart based on sample data you provide in the ...

Sample Min Calculator

Instructions: Use this sample min calculator to get the minimum value (the smallest value) from all the values in a ...

Relative Frequency Graph Maker

Instructions: Use this Relative Frequency Graph Maker to create a bar chart with relative frequencies associated to ...

Markov’s Inequality calculator

Instructions: Use Markov's Inequality calculator to estimate an upper bound of the probability of an event (Pr(X ge)) ...

Frequency Table Calculator

Instructions: Use this Frequency Table Calculator to construct a frequency table associated with the sample provided ...

Summation Calculator

Instructions: Use this Summation Calculator to get the sum of all the values from a sample provided in the form below. ...

Standard Normal Distribution Probability Calculator

Instructions: Use this Standard Normal Distribution Probability Calculator to compute probabilities for the Z ...

Bayes Rule Calculator

Instructions: Use this step-by-step Bayes Rule Calculator to reverse conditional probabilities using Bayes' Theorem. ...

Contingency Table Calculator

Instructions: This Contingency Table Calculator will help you create a contingency table (also known as crosstable) ...

Spearman’s Critical Correlation Calculator

Instructions: Use this Spearman's Critical Correlation Calculator to find the critical values for Spearman's ...

Multinomial Coefficient Calculator

Instructions: Use this Multinomial Coefficient Calculator to compute showing all the steps a multinomial coefficient ...

Multiple Correlation Coefficient Calculator

Instructions: Use this Multiple Correlation Coefficient Calculator for a multiple linear regression. Please input the ...

Confidence Interval for the Difference Between Means Calculator for Unknown Population Variances

Instructions: Use this step-by-step calculator for a confidence interval for the difference between two Means, for ...

Confidence Interval for Mean Calculator for Unknown Standard Deviation

Instructions: Use this step-by-step Confidence Interval for Mean Calculator, with unknown population variance, by ...

Confidence Interval for Mean Calculator

Instructions: Use this step-by-step Confidence Interval for Mean Calculator, with known population variance, by ...

Confidence Interval for the Difference Between Means Calculator

Instructions: Use this step-by-step calculator for a confidence interval for the difference between two Means, for ...

Confidence Interval for the Difference Between Proportions Calculator

Instructions: Use this step-by-step Confidence Interval for the Difference Between Proportions Calculator, by ...

Confidence Interval for Ratio of two Variances Calculator

Instructions: Use this step-by-step Confidence Interval for Ratio of two Variances Calculator ((displaystyle frac ...

Confidence Interval for Proportion Calculator

Instructions: Use this step-by-step Confidence Interval for Proportion Calculator, by providing the sample data in the ...

Confidence Interval for Variance Calculator

Instructions: Use this step-by-step Confidence Interval for Variance and Standard Deviation Calculator, by providing ...

Sample Variance Calculator

Instructions: Use this Sample Variance Calculator to compute, showing all the steps the sample variance (s^2), using ...

Z-score to T-score Calculator

Instructions: Use this Z-score to T-score Calculator to transform a z-score into a T-score (this is capital "T"). ...

Residual Sum of Squares Calculator

Instructions: Use this residual sum of squares to compute (SS_E), the sum of squared deviations of predicted values ...

Regression Sum of Squares Calculator

Instructions: Use this regression sum of squares calculator to compute (SS_R), the sum of squared deviations of ...

Raw Score Calculator

Instructions: Use this Raw Score Calculator to transform a z-score into a raw score. Please provide the information ...

Sum of Squares Calculator

Instructions: This Sum of Squares Calculator will help you compute the sum of squares associated to a set of sample ...

Percentile to Z-score Calculator

Instructions: This Percentile to Z-score Calculator will compute the z-score associated to a given percentile that is ...

Z-Score to Percentile Calculator

Instructions: This Z-Score to Percentile Calculator will compute the percentile associated to a Z-score that is ...

Law of Multiplication Calculator

Instructions: Use this Law of Multiplication calculator to compute the probability (Pr(A cap B)). Please provide the ...

Law of Addition Calculator

Instructions: Use this Law of Addition calculator to compute the probability (Pr(A cup B)). Please provide the ...

Conditional Probability Calculator

Instructions: Use this Conditional Probability calculator to compute the conditional probability (Pr(A | B)). Please ...

Total Probability Rule Calculator

Instructions: Use this step-by-step Total Probability Rules calculator to compute the probability of an event (A), ...

Maximax Criterion Calculator

Instructions: This calculator allows you to use the Maximax criterion (also known as optimistic criterion) to make a ...

Prediction Interval Calculator for a Regression Prediction

Instructions: Use this prediction interval calculator for the mean response of a regression prediction. Please input ...

Confidence Interval Calculator for a Regression Prediction

Instructions: Use this confidence interval calculator for the mean response of a regression prediction. Please input ...

Five Number Summary Calculator

Instructions: Enter the sample data below and this calculator will provide step-by-step calculation of the Five Number ...

Chi-Square Distribution Calculator

Instructions: Use this calculator to compute Chi-Square distribution probabilities. Please type in the number of ...

F Distribution Calculator

Instructions: Use this calculator to compute F-distribution probabilities. Please type in the degrees of freedom ) ...

Mean Squared Deviation Calculator

Instructions: Enter the sample data below and this calculator will provide step-by-step calculation of the Mean ...

R Squared to Adjusted R Squared calculator

Instructions: Use this calculator to compute the adjusted R-Squared coefficient from the R-squared coefficient. Please ...

Adjusted R Squared Calculator for Multiple Regression

Instructions: Use this calculator to compute the adjusted R-Squared coefficient for a multiple linear regression. ...

Adjusted R Squared Calculator for Simple Regression

Instructions: Use this calculator to compute the adjusted R-Squared coefficient for a simple linear regression. Please ...

Finite Population Correction Calculator

Instructions: Use this calculator to estimate the effect of a finite population on the calculation of the standard ...

Sampling Distribution of the Sample Proportion Calculator

Instructions: Use this calculator to compute probabilities associated to the sampling distribution of the sample ...

McNemar’s Test Calculator

Instructions: Use this McNemar test calculator calculator to compute the results of applying McNemar's procedure to ...

Mean Absolute Deviation Calculator

Instructions: Enter the sample data below and this calculator will provide step-by-step calculation of the Mean ...

MidRange Calculator

Instructions: Enter the sample data below and the solver will provide step-by-step calculation of the Mid-Range, using ...

Calculator of Mean And Standard Deviation for a Probability Distribution

Instructions: You can use step-by-step calculator to get the mean ((mu)) and standard deviation ((sigma)) associated ...

Polynomial Regression Calculator

Instructions: You can use this Multiple Linear Regression Calculator to estimate a linear model by providing the ...

Multiple Linear Regression Calculator

Instructions: You can use this Multiple Linear Regression Calculator to estimate a linear model by providing the ...

Probability to Odds Calculator

Instructions: You can use this Probability to Odds Calculator to compute the odds for the occurrence of an event, ...

Odds to Probability Calculator

Instructions: You can use this Odds to Probability Calculator to compute the probability of an event ((p)), given the ...

Hypergeometric Probability Calculator

Instructions: Use this Hypergeometric Probability Calculator to compute hypergeometric probabilities using the form ...

Semi-Partial Correlation Calculator

Instructions: This tool will show you step-by-step calculations of the semi-partial correlations for three variables ...

Partial Correlation Calculator

Instructions: You can use this Partial Correlation Calculator to compute the corresponding partial Correlations for ...

Coefficient of Variation Calculator

Instructions: In order to use this Coefficient of Variation Calculator, please provide the sample data below and this ...

Correlation Coefficient Significance Calculator using p-value

Instructions: Use this Correlation Coefficient Significance Calculator to enter the sample correlation (r), sample ...

Correlation Matrix Calculator

Instructions: This correlation matrix calculator will provide you with a correlation matrix for a given set of. ...

Outlier Calculator

Instructions: Use this outlier calculator by entering your sample data. This calculator will show you all the steps to ...

Normal Probability Plot Maker

Instructions: Use this Normal Probability Plot maker by entering the sample data below and this statistics calculator ...

Inverse Cumulative Standard Normal Probability Calculator

Instructions: Compute the inverse cumulative score for the standard normal probability distribution. Provide a ...

Power Calculator Minimum Sample Size – Testing for One Mean

Instructions: This statistical power calculator computes, showing all the steps, the minimum required sample size ()) ...

Power Calculator – Testing for One Mean

Instructions: This power calculator computes, showing all the steps, the probability of making a type II error ()) ...

Percentile Calculator for Grouped Data

Instructions: This percentile calculator for grouped data will calculate a percentile you specify, showing step-by, ...

Percentile Calculator

Instructions: This percentile calculator will calculate a percentile you specify, showing step-by-step, for a sample ...

Effect Size Calculator for the T-Statistic

Instructions: This effect size calculator for the t-statistic allows you to compute the value of (r^2) (r-squared) if ...

Chebyshev’s Rule Calculator

Instructions: This Chebyshev's Rule calculator will show you how to use Chebyshev's Inequality to estimate ...

Empirical Rule Calculator

Instructions: This Empirical Rule calculator will show you how to use the Empirical Rule to compute some normal ...

Permutation Coefficient Calculator

Instructions: You can use this permutation coefficient calculator to compute (P_{n,k}), for two given integers (n)( ...

Combinatorial Coefficient Calculator

Instructions: You can use this combinatorial coefficient calculator to compute "n choose k", or ( C_{n,k}), for two ...

Calculator of the Factorial of a Number

Instructions: You can use this factorial calculator to compute the factorial of an integer number (n). Type the: ...

Spearman Correlation Calculator

Instructions: You can use this Spearman Correlation Calculator tool to compute Spearman's Correlation Coefficient for ...

Pooled Variance Calculator

Instructions: This calculator computes the pooled variance and standard deviation for two given sample standard ...

Effect Size Calculator – Cohen’s d

Instructions: This Effect Size Calculator will compute the value of Cohen's d for you, showing all the steps. Please ...

Gamma Coefficient Calculator

Instructions: This Gamma Coefficient Calculator computes the value of Gamma, which measures the strength of the ...

Sign Test Calculator

Instructions: This calculator conducts a Sign Test. Please select the null and alternative hypotheses, enter the ...

Bar Chart Maker

Instructions: The following graphical tool creates a bar graph based on the data you provide in the boxes below. All ...

Harmonic Mean Calculator

Instructions: Use this Harmonic Mean Calculator by entering the sample data below and the solver will provide step-by ...

Stem-and-Leaf Plot Maker

Instructions:The following graphical tool creates a Stem-and-Leaf on the data you provide in the box below. Type the ...

T-test for One Population Mean

Instructions: This calculator conducts a t-test for one population mean ((sigma)), with unknown population standard ...

Chi-Square Test of Independence

Instructions: This calculator conducts a Chi-Square test of independence. Please first indicate the number of columns ...

Mean and Standard Deviation Calculator

Instructions: Use this Mean and Standard Deviation Calculator by entering the sample data below and the solver will ...

T-test for Paired Samples

Instructions: This calculator conducts a t-test for two paired samples. This test applies when you have two samples ...

Confidence Interval Calculator for the Mean (Unknown Pop. Standard Deviation)

Instructions: Use this Confidence Interval Calculator for the population mean (mu), in the case that the population ...

Minimum Sample Size Required Calculator – Estimating a Population Proportion

Instructions: This calculator finds the minimum sample size required to estimate a population proportion ((p)) within ...

Wilcoxon Rank-Sum Test Calculator

Instructions: This calculator conducts a Wilcoxon Rank Sum test for two independent samples. This test applies when ...

Correlation Coefficient Significance

Instructions: Enter the sample correlation (r), sample size (n) and the significance level (alpha), and the solver ...

One Way ANOVA Calculator

Instructions: This calculator conducts One-Way ANOVA for a group of samples, with the purpose of comparing the ...

Wilcoxon Signed-Ranks Calculator

Instructions: This calculator conducts a Wilcoxon Signed-Ranks Test for two paired samples. This test applies when you ...

Cramer’s V Calculator

Instructions: This calculator computes the value of Cramer's V. Please first indicate the number of columns and rows ...

Phi Coefficient Calculator

Instructions: You can use this Phi Coefficient calculator by first indicating the number of columns and rows for the ...

Box Plot Maker

Instructions: The following graphical tool creates a box plot on the data you provide in the boxes. You can type one ...

Kruskal-Wallis Test Calculator

Instructions: This calculator conducts Kruskal-Wallis Test, which is non-parametric alternative to the One-Way ANOVA ...

T-Distribution Probability Calculator

Instructions: Use this T-Distribution Probability Calculator to Compute t-distribution probabilities using the form ...

Critical Chi-Square Values

Instructions: Compute critical Chi-Square values for the Chi-Square distribution using the form below. Please type the ...

Lambda Coefficient Calculator

Instructions: This calculator computes the value of Lambda, which measures the strength of the association between two ...

Time Series Plot

Instructions: Use this Time Series Plot Maker to create a time series plot using the form below. All you have to do is ...

Z-test for One Population Mean

Instructions: This calculator conducts a Z-test for one population mean ((mu)), with known population standard ...

Descriptive Statistics Calculator

Instructions: Use this Descriptive Statistics Calculator to enter the sample data below and the solver will provide ...

Poisson Distribution Calculator

Instructions: Compute Poisson distribution probabilities using the form below. Please type the population mean (; ...

Z-test: One Population Proportion

Instructions: This calculator conducts a Z-test for one population proportion (p). Please select the null and ...

Exponential Probability Calculator

Instructions: Compute exponential distribution probabilities using the form below. Please type the population mean ( ...

Relative Risk Calculator

Instructions: This calculator computes the Relative Risk for a 2x2 crosstabulation, which measures the ratio of the ...

Binomial Probability Calculator

Instructions: Use our Binomial Probability Calculator to compute binomial probabilities using the form below. Please ...

Histogram Maker

Instructions: The following graphical tool creates a histogram based on the data you provide in the boxes below. All ...

Critical T-values

Instructions: Compute critical t values for the t-distribution using the form below. Please type significance level ...

Box Plot Maker

Instructions: The following graphical tool creates a box plot on the data you provide in the boxes. You can type one ...

Kruskal-Wallis Test Calculator

Instructions: This calculator conducts Kruskal-Wallis Test, which is non-parametric alternative to the One-Way ANOVA ...

T-Distribution Probability Calculator

Instructions: Use this T-Distribution Probability Calculator to Compute t-distribution probabilities using the form ...

Correlation Coefficient Significance

Instructions: Enter the sample correlation (r), sample size (n) and the significance level (alpha), and the solver ...

One Way ANOVA Calculator

Instructions: This calculator conducts One-Way ANOVA for a group of samples, with the purpose of comparing the ...

Wilcoxon Signed-Ranks Calculator

Instructions: This calculator conducts a Wilcoxon Signed-Ranks Test for two paired samples. This test applies when you ...

Cramer’s V Calculator

Instructions: This calculator computes the value of Cramer's V. Please first indicate the number of columns and rows ...

Phi Coefficient Calculator

Instructions: You can use this Phi Coefficient calculator by first indicating the number of columns and rows for the ...

Critical Z-Values

Instructions: Compute critical z-values for the normal distribution probabilities using the form below. In order to do ...

Binomial Probability Calculator

Instructions: Use our Binomial Probability Calculator to compute binomial probabilities using the form below. Please ...

Histogram Maker

Instructions: The following graphical tool creates a histogram based on the data you provide in the boxes below. All ...

Critical T-values

Instructions: Compute critical t values for the t-distribution using the form below. Please type significance level ...

Box Plot Maker

Instructions: The following graphical tool creates a box plot on the data you provide in the boxes. You can type one ...

Kruskal-Wallis Test Calculator

Instructions: This calculator conducts Kruskal-Wallis Test, which is non-parametric alternative to the One-Way ANOVA ...

T-Distribution Probability Calculator

Instructions: Use this T-Distribution Probability Calculator to Compute t-distribution probabilities using the form ...

Calculadora de Coeficiente de Correlação Intervalo de Confiança

Coeficiente de Correlação Intervalo de Confiança com Dada Correlação

Instruções: Pode utilizar esta calculadora de intervalo de confiança para o Coeficiente de Correlação, no caso de já conhecer a correlação da amostra. Assim, basta fornecer a correlação da amostra \(r\), o tamanho da amostra \(n\) e especificar o nível de confiança no formulário abaixo.

Calculadora de Matriz de Fila Elementar

Instruções: Use esta calculadora para gerar uma matriz elementar de linhas que multiplicará a linha \(p\) por um factor \(a\), e a linha \(q\) por um factor \(b\), e irá adicioná-los, armazenando os resultados na linha \(q\)>. Por favor, forneça as informações necessárias para gerar a matriz elementar de fila. A notação que segue é <\(a R_p + b R_q \rightarrow R_q \)>

Determinante da Calculadora Matrix

Instruções: Utilize esta calculadora do determinante da matriz, para calcular o determinado determinante de uma matriz, mostrando todos os passos. Primeiro, clique num dos botões abaixo para alterar a dimensão da matriz, se necessário. Depois, clicar na primeira célula e digitar o valor, e mover-se em torno da matriz pressionando "TAB" ou clicando nas células correspondentes, para definir TODOS os valores da matriz.

Gráfico de duas linhas

Instruções: Use esta ferramenta gráfica para traçar o gráfico de duas linhas que você fornece. Digite duas equações lineares.

Calculadora do Método de Substituição do Sistema de Equações

Instruções: Use esta calculadora para resolver um sistema de duas equações lineares usando o método de substituição, mostrando todas as etapas. Digite duas equações lineares válidas nas caixas fornecidas abaixo:

Sistema de Equações: Calculadora do Método de Eliminação

Instruções: Use esta calculadora para resolver um sistema de equações lineares usando o método de eliminação, com todos os passos mostrados. Forneça duas equações lineares válidas nas caixas fornecidas abaixo:

Calculadora do método gráfico do sistema de equações

Instruções: Use esta calculadora para resolver um sistema de duas equações lineares usando o método gráfico. Digite duas equações lineares válidas nas caixas fornecidas abaixo:

Calculadora De Teste T De Duas Amostras - Mathcracker.Com

Instruções: Use esta calculadora para trabalhar em um teste t de duas amostras, mostrando todas as etapas. Para executar o teste, você precisa fornecer duas amostras independentes na planilha abaixo. Você pode digitar os dados ou simplesmente colá-los do Excel.

Calculadora De Dois Exemplos De Teste Z - Mathcracker.Com

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