Answered You can hire a professional tutor to get the answer.
When should the two sample t-test be used?
When should the two sample t-test be used?
a. You are comparing more than two groups that are unrelated/independent.
b. You are comparing exactly two groups that are unrelated/independent.
c. You are comparing exactly two groups that are related/dependent.
d. You are comparing more than two groups that are related/dependent.