For the following research predictions, identify in a full sentence a) what the null and alternative hypotheses are, and b) if the null hypothesis is directional or non-directional.  Be sure to account for all possible outcomes! 1. We believe men, on average, perform more aggressive behaviors than women. 2. We believe there is a negative relationship between feelings of happiness and attention to detail. 3. We believe there are differences in academic success between sorority members and fraternity members. 4. We believe there is some type of relationship between income and life satisfaction. 5. We believe Juniors and Seniors differ somehow in how many university activities they are a part of. 6. We believe business majors are more successful in getting hired during their first year after graduation compared to psychology majors.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 18HP
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For the following research predictions, identify in a full sentence a) what the null and alternative hypotheses are, and b) if the null hypothesis is directional or non-directional.  Be sure to account for all possible outcomes!

1. We believe men, on average, perform more aggressive behaviors than women.

2. We believe there is a negative relationship between feelings of happiness and attention to detail.

3. We believe there are differences in academic success between sorority members and fraternity members.

4. We believe there is some type of relationship between income and life satisfaction.

5. We believe Juniors and Seniors differ somehow in how many university activities they are a part of.

6. We believe business majors are more successful in getting hired during their first year after graduation compared to psychology majors.

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