Lipoprivic hunger occurs when:
a. Glucose levels are low
b. There is a deficit in fatty acids
c. Amino acid levels are low
d. None of the above
B
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One advantage of the correlated-groups t test over the independent-groups t test is that it reduces the error variance due to a. the degrees of freedom. b. the independent variable. c. the dependent variable
d. individual differences.
Which of the following is NOT a social motive?
a. affiliation b. aggression c. need for rest d. achievement
Dr. Andersen is measuring children's body mass index. The formula he uses for his calculations is
A) weight/height2. B) weight2/height. C) weight/height. D) height2/weight.
In the world of human-computer interaction, controls are also called devices
a. cybernetic b. output c. ergonomic d. input