According to psychologists, IQs are normally distributed, with a mean of 100 and a standard deviation of 18. a. What percentage of the population has IQs between 46 and 64?
b. What percentage of the population has IQs below 82?

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pineapplepizaaaaa

07.01.2020

Mathematics

1) 9

2) -5

3) 15

4) 100

those are the answers

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According to psychologists, IQs are normally distributed, with a mean of 100 and a standard deviation of 18. a. What percentage of the population has IQs between 46 and 64? b. What percentage of the population has IQs below 82?