Mathematics, 21.01.2020 21:31 jadeafrias
Some iq tests are standardized to a normal model, with a mean of 100 and a standard deviation of 16.
a. what does the 68-95-99.7 rule predict?
b. about what percent of people should have iq scores above 84?
c. about what percent of people should have iq scores between 116 and 132?
d. about what percent of people should have iq scores below 68?
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