EstadísticaVPro

This advanced tool allows you to perform calculations regarding:

** Central limit theorem for:
-> Average
-> Sums
-> mean difference
-> a proportion
-> Difference in proportions

** Confidence intervals
-> Average (Whether the population variance is known or not)
-> Variance and standard deviation
-> difference of means (whether or not the population variances are known)
-> Ratio between variances
-> a proportion
-> Difference in proportions

** Hypothesis tests
-> Average (Whether the population variance is known or not)
-> Variance and standard deviation
-> difference of means (whether or not the population variances are known)
-> a proportion
-> Difference in proportions

The VPro Statistics tool not only calculates a result, but also generates the well-explained procedure that was used to arrive at said result, provides the values ​​found in tables and specifies in which tables it found the values, provides you with the theorems used and the calculations performed. .