The source table depicts the results of a fictional study investigating whether the number of hours of sleep a person gets varies with his or her gender (male, female) and with the number of energy drinks that he or she consumes in a day. Equal numbers of men and women were randomly assigned to drink either 0, 1, or 2 energy drinks during the course of a day and then record the number of hours they slept that night. Table: Coffee and Shop Source SS df MS F Gender 0.250 1 0.250 0.283 Energy Drinks 81.556 2 40.778 46.180 Gender X Drinks 2.667 2 1.330 1.510 Within 26.500 30 0.893 Total 110.972 35 What was the sample size for the entire study? N=30 N=36 N=40 N=35
The source table depicts the results of a fictional study investigating whether the number of hours of sleep a person gets varies with his or her gender (male, female) and with the number of energy drinks that he or she consumes in a day. Equal numbers of men and women were randomly assigned to drink either 0, 1, or 2 energy drinks during the course of a day and then record the number of hours they slept that night.
Table: Coffee and Shop
Source SS df MS F
Gender 0.250 1 0.250 0.283
Energy Drinks 81.556 2 40.778 46.180
Gender X Drinks 2.667 2 1.330 1.510
Within 26.500 30 0.893
Total 110.972 35
What was the
N=30
N=36
N=40
N=35
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