Many optical illusions result from which of these?
a. We often interpret two-dimensional drawings as if they had depth
b. The eyes move rapidly side to side even when we try to hold them steady.
c. Different colors of light travel at different speeds.
d. Most people's eyes are not exactly symmetrical.
a
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Which of the following hypothetical research findings would present a problem for researchers trying to interpret results from a twin-study design?
A. Parents of monozygotic twins treat the two twins more alike than do parents of dizygotic twins. B. Dizygotic twins don't look as much like one another as do monozygotic twins. C. Parents treat female pairs of twins differently than they treat male twins. D. There are more dizygotic twins born each year than monozygotic twins.
Boys who mature early experience negative outcomes, whereas girls do not.
Answer the following statement true (T) or false (F)
Primes must be processed consciously to have effects on perception or behavior
Indicate whether the statement is true or false
True or False: With categorical data, we can assume even a small difference between expected and observed frequencies is significant.
a. True b. False