Question: An IQ test, II Use Table A or your calculator to fi nd the probability that a randomly chosen person has a WAIS score of

An IQ test, II Use Table A or your calculator to fi nd the probability that a randomly chosen person has a WAIS score of 112 or higher. Show your work.

Exercises 8.16 to 8.18 refer to the following setting. Th e Wechsler Adult Intelligence Scale (WAIS) is a common “IQ test” for adults. Th e distribution of WAIS scores for persons over 16 years of age is approximately Normal with mean 100 and standard deviation 15.

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