 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.

You can can use the search box below to find a specific Stats solver you are looking for, or you can browse below for any solver that catches your eye.

## Confidence Interval for Proportion Calculator

Instructions: Use this step-by-step Confidence Interval for Proportion Calculator, by providing the sample data in the form below: Number of favorable cases ((X)) = Sample Size ((N)) Sample Proportion (Provide instead of (X) if known) Confidence ...

## Confidence Interval for Variance Calculator

Instructions: Use this step-by-step Confidence Interval for Variance and Standard Deviation Calculator, by providing the sample data in the form below: X values (comma or space separated) = Name of the random variable (Optional) Sample Variance ...

## Sample Variance Calculator

Instructions: Use this Sample Variance Calculator to compute, showing all the steps the sample variance (s^2), using the form below: X values (comma or space separated) = Name of the random variable (Optional) The Sample Variance The sample ...

## Residual Sum of Squares Calculator

Instructions: Use this residual sum of squares to compute (SS_E), the sum of squared deviations of predicted values from the actual observed value. You need type in the data for the independent variable ((X)) and the dependent variable ((Y)), in ...

## Regression Sum of Squares Calculator

Instructions: Use this regression sum of squares to compute (SS_R), the sum of squared deviations of predicted values with respect to the mean. Please input the data for the independent variable ((X)) and the dependent variable ((Y)), in the form ...

## Raw Score Calculator

Instructions: Use this Raw Score Calculator to transform a z-score into a raw score. Please provide the information required below: Z-score = Population Mean ((mu)) = Population St. Deviation ((sigma)) = How Do You Compute a Raw Score? The first ...

In case you have any suggestion, or if you would like to report a broken solver/calculator, please do not hesitate to contact us.

### log in Back to
log in