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In the following problem, check that it is appropriate to use the normal approximation to the binomial. Then use the normal distribution to estimate the requested probabilities.

It is estimated that 3.7% of the general population will live past their 90th birthday. In a graduating class of 754 high school seniors, find the following probabilities. (Round your answers to four decimal places.)

(a) 15 or more will live beyond their 90th birthday

(b) 30 or more will live beyond their 90th birthday

(d) more than 40 will live beyond their 90th birthday

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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