Has a new math program instituted in the high school in 2003 helped improve math

Question

Has a new math program instituted in the high school in 2003 helped improve math SAT scores? A random sample of four students was selected to take the SAT in 2003 before the new math program was instituted. Three years later another random sample of four students was selected to take the SAT. The scores of both sets of students are given below Group SAT scores 2003 420 530 720 610 SAT scores 2006 610 730 620 430 To analyze this data, we should use Answer a. the one-sample t test b. the matched pairs t test c. the two-sample t test

Explanation / Answer

b. the matched pairs t test

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