A researcher records differences in ratings of emotion among participants watching either a drama or a romance film.Assuming that the population variance is unknown,what type of t test is appropriate for this study?
A) one-sample t test
B) two-independent-sample t test
C) There is not enough information to answer this question.

Question

Quizplus · Accepted Answer

A two-independent-sample t test is appropriate for this study because the researcher is comparing the ratings of two different groups (those watching a drama vs. those watching a romance).

A Researcher Records Differences in Ratings of Emotion Among Participants