A representative sample is one that
a. contains every possible score on the dependent variable.
b. accurately reflect the characteristics of the population.
c. is based on a systematic selection of participants.
d. is also known as a biased sample.
B
You might also like to view...
Imagine you had a couple of friends who complained to you about never remembering any of their dreams. Based on Aserinsky and Kleitman's research, what might you (reasonably) offer to do to help your friends?
A. Place electrodes on your friends' heads and measure their sleep patterns. B. Watch their eyes while they sleep (with their permission, of course), and when you see rapid eye movement, wake them up and ask if they remember the dream. C. Wake them up during slow eye movements so they will spend more time in REM sleep. D. Talk softly to them and play music to induce dreaming.
Compared with other cultures, how do Americans tend to differ in their odor categorization??
a. ?Americans tend to separate odor into broader categories. b. ?Americans tend to find body odor offensive. c. ?Americans are not as skilled at sorting odors into fruit or flower categories. d. ?Americans tend to clump all natural odors into one category.
Information remains in sensory memory for
A. seconds or a fraction of a second. B. 15-30 seconds. C. one to three minutes. D. as long as it is rehearsed.
____ is the rate at which information is encoded and retrieved from memory
a. Sorting speed c. Processing speed b. Cognitive manipulation d. Reaction speed