Raz is a stormtrooper working for the evil commander, Vader. Vader tells Raz that he is in charge of detecting enemy ships on a radar screen. Vader also tells Raz that if he misses one ship, he will be thrown into space. This makes Raz more likely to detect a ship if it is not there. Vader has influenced Raz's
A. response criterion.
B. absolute threshold.
C. internal noise.
D. relative frequency.
Answer: A
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a. behaviors that are sexual in nature b. feelings of closeness, mutual understanding, and concern c. an emotional state characterized by high bodily arousal d. sexual monogamy
Which of the following is directly addressed by the null hypothesis?
a. The population before treatment c. The sample before treatment b. The population after treatment d. The sample after treatment
Which of the following do NOT go together?
a. categorical data, frequency data b. measurement data, quantitative data c. quantitative data, frequency data d. frequency data, count data
Researchers who have looked at changes with age in total amounts of daily REM sleep and NREM sleep have found that
a. the amount of REM sleep increases considerably over the years. b. NREM diminishes more sharply than REM sleep over the years. c. the amount of REM sleep decreases considerably over the years. d. REM sleep remains fairly constant over the years, but NREM increases slightly.