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It is estimated that 4.5% of the general population will live past their 90th birthday. Suppose...

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Statistics

It is estimated that 4.5% of the general population will livepast their 90th birthday. Suppose a random sample of 753 highschool seniors is selected.

a. Describe the sampling distribution of ?Ì‚.

b. What is the probability that from this random sample taken,the sample proportion of these high school seniors who will livepast their 90th birthday is between 0.043 and 0.056?

Answer & Explanation Solved by verified expert
4.0 Ratings (432 Votes)
GivenProportion of people will live past their 90th Birthday p 45100 0045Sample size Number of high school seniors selected    See Answer
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