IQ is normally distributed with a mean of 100 and a standard deviation of 15. a) Suppose one individual is randomly chosen. Find the probability that this person has an IQ greater than 95. Write your...

IQ is normally distributed with a mean of 100 and a standard deviation of 15.

a) Suppose one individual is randomly chosen. Find the probability that this person has an IQ greater than 95.

Write your answer in

percent

 form. Round to the nearest tenth of a percent.

PP(IQ greater than 95) = %

b) Suppose one individual is randomly chosen. Find the probability that this person has an IQ less than 125.

Write your answer in

percent

 form. Round to the nearest tenth of a percent.

PP(IQ less than 125) = %

c) In a sample of 500 people,

how many

 people would have an IQ less than 110?

people

d) In a sample of 500 people,

how many

 people would have an IQ greater than 140?

people