It is believed that students who begin studing for final exams a week before the

Question

It is believed that students who begin studing for final exams a week before the test score differently than students who wait until the night before. Suppose you want to test specifically that students who study earlier have an average score that is different from the average score for students who wait to study. What are the hypotheses for this test if early studiers are group 1 and procrastinators are group 2?

A. H0: 1 =2 HA: 1 =2

B. H0: 1 2 HA: 1 < 2

C. H0: 1 > 2 HA: 1 2

D. H0: 1 2 HA: 1 > 2

E. H0: 1 =2 HA: 1 =2

Explanation / Answer

Set Up Hypothesis
Null Hypothesis ,there Is No-Significance between them Ho: u1 = u2
Alternate Hypothesis , students who begin studing for final exams a week before the test score differently than students who wait until the night before H1: u1 != u2

ANS:

A. H0: 1 =2 HA: 1 =2

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