Our site contains a lot of Statistical Calculators that can greatly help you with all of your academic needs. Our solvers include Probability Calculators, Hypothesis Test solvers, non-parametric tests, etc. If you have any suggestion about solvers that should be included, please do not hesitate to **contact us**.

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## Linear Regression Calculator

Instructions: Perform a regression analysis, where the regression equation will be found and a detailed report of the calculations will be provided, along with a scatter plot. All you have to do is type your X and Y data. Optionally, you can add a ...

## Chi-Square Test for Goodness of Fit

Instructions: This calculator conducts a Chi-Square test for goodness of fit. Please enter the observed data, the hypothesized population proportions (expected proportions) and the significance level and the results of the Chi-Square test will be ...

## T-Distribution Probability Calculator

Instructions: Compute t-distribution probabilities using the form below. Please type the number of degrees of freedom associated to the t-distribution, and provide details about the event you want to compute the probability for: Number of Degrees of ...

## Lambda Coefficient Calculator

Instructions: This calculator computes the value of Lambda, which measures the strength of the association between two nominal variables. Please first indicate the number of columns and rows for the cross tabulation, and then type the table data: ...

## Critical Chi-Square Values

Instructions: Compute critical Chi-Square values for the Chi-Square distribution using the form below. Please type significance level \(\alpha\), the number of degree of freedom (df),and indicate the type of tail (left-tailed, right-tailed, or ...

## Critical T-values

Instructions: Compute critical t values for the t-distribution using the form below. Please type significance level \(\alpha\), number of degrees of freedom and indicate the type of tail (left-tailed, right-tailed, or two-tailed) Significance level ...

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