Do SAT coaching classes work? Do they help students to improve their test scores? Four students were selected randomly f

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Do Sat Coaching Classes Work Do They Help Students To Improve Their Test Scores Four Students Were Selected Randomly F 1 (139.55 KiB) Viewed 33 times

Do SAT coaching classes work? Do they help students to improve their test scores? Four students were selected randomly from all of the students that completed an SAT coaching class. For each student, we recorded their first SAT score (before the class) and their second SAT score (after the coaching class). 4 First SAT score 920 1 Student 2 Select one: 3 900 820 940 Second SAT score 1010 810 1010 1020 To analyze these data, we should use a. Any of the above are valid. It just needs to be a t since population SD is unknown. O b. the matched pairs t test. O c. the two-sample t test. O d. the one-sample t test.