The most common score in a frequency distribution is called
a. Mean
b. Mode
c. Median
d. Standard deviation
b
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What would be evidence that a particular item on a test may be "biased"?
a. Most of the people who answer this item correctly do well on the rest of the test. b. A higher percentage of people answer this item correctly now than 20 years ago. c. The item is among the easiest for one group and among the hardest for another. d. More than half of all the people taking the test answered this item incorrectly.
In addition to nicotine, cigarettes release carcinogens. which are
a. addictive substances. b. sedative-hypnotic drugs. c. cancer-causing substances. d. respiratory irritants.
Which of the following is NOT a partial schedule of reinforcement?
a. fixed ratio b. fixed interval c. variable ratio d. continuous interval
According to the information-processing model of memory, when all three types of memory work together, as in reading,
A. the sensory registers hold information to match with information in long-term memory. B. early parts of the sentence are held in short-term memory to compare to words in long-term memory. C. light from the page is converted to neural activity stored in short-term memory. D. memory is not necessary because all the input is present.