Across the United States, a staggering 69% of people are either overweight or obese. If 81 people are randomly selected, find the probability that ... (Round the answers to 4 decimal places.) a) ... exactly 54 are either overweight or obese:   b) ... no more than 55 of them are either overweight or obese:   c) ... at least 52 of them are either overweight or obese:

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Across the United States, a staggering 69% of people are either overweight or obese. If 81 people are randomly selected, find the probability that ... (Round the answers to 4 decimal places.)

a) ... exactly 54 are either overweight or obese:

 

b) ... no more than 55 of them are either overweight or obese:

 

c) ... at least 52 of them are either overweight or obese:

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(a)

Obtain the probability that exactly 54 are either overweight or obese.

The probability that exactly 54 are either overweight or obese is obtained below as follows:

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