Statistics: T-test Hypothesis Testing – #97


Question: IQ tests were administered to 12 subjects at 8 a.m. Two months later, the same test was administered to the same subjects at 4 p.m. Test at the .01 level to see if there is a difference in the performances.

State the hypotheses and identify the claim, find the critical value(s), compute the test value, and make the decision, summarize the results.

only-members
 

log in

reset password

Back to
log in