You can use the following basic syntax to calculate the standard deviation of rows in R: row_stdev rm=TRUE) The following example shows…
Hypothesis Tests in R

 Hypothesis Tests in RRSoftware Tutorials
How to Perform a Variance Ratio Test in R (With Example)
by Tutor AspireA variance ratio test is used to test whether or not two population variances are equal. This test uses the following null…

A two sample ttest is used to test whether or not the means of two populations are equal. You can use the…

A one sample ttest is used to determine whether or not the mean of a population is equal to some value. You…
 Hypothesis Tests in RRSoftware Tutorials
How to Calculate Gini Coefficient in R (With Example)
by Tutor AspireNamed after Italian statistician Corrado Gini, the Gini coefficient is a way to measure the income distribution of a population. The value…

A KruskalWallis Test is used to determine whether or not there is a statistically significant difference between the medians of three or…
 Hypothesis Tests in RRSoftware Tutorials
How to Perform a KPSS Test in R (Including Example)
by Tutor AspireA KPSS test can be used to determine if a time series is trend stationary. This test uses the following null and…

A Wald test can be used to test if one or more parameters in a model are equal to certain values. This…

Many statistical tests make the assumption that datasets are normally distributed. There are four common ways to check this assumption in R:…
 Hypothesis Tests in RRSoftware Tutorials
How to Perform One Sample & Two Sample ZTests in R
by Tutor AspireYou can use the z.test() function from the BSDA package to perform one sample and two sample ztests in R. This function…