Author Question: Renata runs a study looking at the drinking habits of undergraduates, and suspects the results would ... (Read 104 times)

tingc95 · **on:** Jun 19, 2018

Renata runs a study looking at the drinking habits of undergraduates, and suspects the results would show that the amount a student drank will be related to his or her grade-point average (GPA). Instead, she finds that drinking habits (amount of drinks per week) are not related to GPA. This means that ____.

a. Renata's hypothesis is true
b. there is a negative correlation between alcohol consumption and GPA
c. there is a positive correlation between alcohol consumption and GPA
d. the null hypothesis is supported

Question 2

Dr. Banguna is conducting an experiment to discover the effects of money payments (independent variable) on work performance (dependent variable). Dr. Banguna's null hypothesis would state ____.

a. the size of the payment will not affect the level of work performance
b. the larger the payment the higher the level of work performance
c. the smaller the payment the lower the level of work performance
d. no payment will cause no work to be performed at all