Paired t - Test in R with Examples: Learn how to conduct the paired t - test (matched pairs t - test ) and calculate confidence interval in R for ... ... <看更多>

R offers the option of a paired-sample t-test to save us the effort of calculating differences. It calculates the differences between pairs for us and then ... ... <看更多>

For a two-sided test the relevant critical point is tn−1,α/2 so you would find this as follows: #Find critical point n <- length(d) alpha ... ... <看更多>

Try fitting the t-test within summarise() on all the columns you want to test (selected in across() ). Here's an example with a different ... ... <看更多>