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Chapter 1. Scientific American: Psychology

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1.1 Quiz

1.

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When evaluating an assessment of intelligence, researchers must determine its ________, or ability to provide consistent, reproducible results.

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2.

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An introductory psychology class is trying to create an IQ test for cats. They base its items on a canine IQ test. For example, one item determines how many objects the cat can identify by name and then retrieve. This item on their feline IQ test is not _______, because it does not appear to measure what it intends to measure.

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3.

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On the Wechsler IQ test, what percentage of people score within 15 points above or below the average score?

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4.

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Jonah’s parents are absolutely thrilled when they find out that their 8-year old son-scored 138 on his intelligence test. “Do you know what this means,” Jonah’s mother says. “Jonah is in the top ____ percent of IQs in the entire population!” Jonah’s father knows that she is right, because he too has studied the normal curve and knows where the percentages lie.

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5.

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Erika takes the state achievement math test for all tenth-grade students, and it demonstrates that she correctly answers about 85% of the questions. Because Erika has been earning a B in her math class all year, this agreement between the standardized test and other measures of Erika’s math abilities suggests that the standardized test is, in fact, ________.

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6.

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Dr. Herkowitz came to the United States when he was a teenager because his parents wanted him to have an excellent education. He recalls how he was initially placed in remedial classes at school. “They thought I was not bright because the tests they used to assess me were all in English, and I did not speak the language very well!” This is a good example of how a test may be ________ when given to some groups of people.

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7.

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Of the following qualities, which do you think might be least important in determining the quality of an intelligence test?

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