Namaste, iam Floyd Burgher, Don’t work too hard.

Which T-Test Should I Use? [Solved]

If you are studying one group, use a paired t-test to compare the group mean over time or after an intervention, or use a one-sample t-test to compare the group mean to a standard value. If you are studying two groups, use a two-sample t-test. If you want to know only whether a difference exists, use a two-tailed test.

(19E) How to Choose the Right t-test to Compare Means

In this video we will look at examples of statistical

StatQuickie: Which t test to use

tl;dw - unless you’ve got paired data (explained in the video)

Statistical Tests: Choosing which statistical test to use

Seven different statistical