Homework Help: Statistics

Posted by Lea on Monday, May 7, 2012 at 11:37pm.

a random group of seniors was selected from a university and asked about their plans for the following year. The school advising office claims that 50% of the students plan to work, 25% of the students plan to continue in school, and 25% of the students plan to take some time off. Is there enough evidence to reject this hypothesis at a=0.05

A) There is not evidence to reject the claim that the students' plans are distributed as claimed because the test value 0.727<5.991
B) There is evidence to reject the claim that the students' plans are distributed as claimed because the test value 0.727<7.815
C) There is not evidence to reject the claim that the students' plans are distributed as claimed because the test value 0.727<7.815
D) There is evidence to reject the claim that the students' plans are distributed as claimed because the test value 0.727<5.991

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