In the context of the effects of the Mueller-Lyer illusion, Stewart in 1973 reported that the effects of the illusion:
a) vary by gender.
b) decline with age.
c) differ with race.
d) diminish with rise in income.
b
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A two-factor research study has 2 levels of factor A and three 3 of factor B with n = 8 participants in each treatment condition. For this study, what is the value for dfbetween treatments?
a. 3 c. 5 b. 4 d. 6
How often, when judges have to make a decision about child custody in a divorce, do they consult a psychologist for an evaluation?
A. Never B. Rarely C. Frequently D. In almost every case
A perfect, positive correlation would be written:
a. +2.00. b. -1.00. c. -2.00. d. +1.00.
Differences in mean IQ scores and the calculated heritability indexes for IQ have
been interpreted by some in terms of genetic differences in intelligence between the races. What is the book's position on this? (a) it is known that there are no mean differences in the races due to genetics (b) there are mean differences in actual intelligence between the races due to genetics (c) since the environments differ, known genetic components in individual differences tell us nothing about genetic differences between groups (d) none of the above