jilliand9753 jilliand9753
  • 11-03-2024
  • Mathematics
contestada

Mensa is an organization whose members possess IQ that are in the top 2% of the population. It is given that IQs are normally distributed with a mean of 100 and a standard deviation of 15.

(a) Find the proportion of people having IQ between 85 and 109.

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