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[Solution] Suppose CUNY professors have an average life, normally distributed, of 80 years with a population standard deviation of 9 years. What percent

Question: Suppose CUNY professors have an average life, normally distributed, of 80 years with a population standard deviation of 9 years.

  1. What percent of CUNY professors will live more than 86 years?
  2. What percent of CUNY professors will not make it past the age of 50?
  3. Calculate the 96 th percentile.
  4. Calculate the 5 nd percentile.
  5. What proportion of CUNY professors will live between 75 and 85 years?

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