In the 2009 NAEP sample of Texas eighthgraders the mean math

In the 2009 NAEP sample of Texas eighth-graders, the mean mathematics scores were 286 for female students and 287 for male students. To see if this difference is statisti- cally significant, you would use

(a) the two-sample t test.

(b) the matched pairs t test.

(c) the one-sample t test.

Solution

(a) the two-sample t test.

why?

because we have 2 sample and we need to see if there is a difference between those means