About 25% of the differences in intelligence between individuals can be attributed to

a. shared environment.
b. genes.
c. testing errors.
d. culturally biased tests.

Answer: a. shared environment.

Psychology

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If basketball legend Shaquille O'Neal wanted to remember his 16-digit credit card number, which of the following memory techniques would you recommend?

a. He should think of the numbers as a sequence of basketball statistics. b. He should picture each of the numbers in his head printed in a bright color. c. He should first memorize a few other sequences of 16 digits to gain some practice. d. He should visualize the front of his credit card showing a picture of him dribbling a basketball.

Psychology

The height, or magnitude, of a sound wave represents its ______

a. pitch c. timbre b. amplitude d. frequency

Psychology