______ may occur in cross-sectional designs due to different experiences that different generations have.
a. Testing effects
b. Attrition/mortality
c. Cohort/generation effects
d. Carryover
Ans: C
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What kind of frequency distribution graph shows the frequencies as bars, with no space between adjacent bars?
a. A bar graph c. A polygon b. A histogram d. All of these
Compared to dreams during REM, NREM dreams are
a. longer. b. more frequent. c. more thoughtlike. d. paradoxical. e. both longer and more frequent.
Untrained speakers of a language lack ______, while trained speakers committing many speech errors lack ______.
a. linguistic competence; linguistic performance b. linguistic competence; linguistic relativity c. linguistic performance; linguistic competence d. linguistic performance; linguistic relativity
________ pay plans can stimulate productivity, but they can also lead to restriction of productivity
Fill in the blank(s) with the appropriate word(s).