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Normal approximation for binomial distribution

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h-p is said to be the leading seller of pc's in the U.S WITH 27% share of the pc market. if a researcher selects 130 recent pc purchases, use the normal approximation to the binomial to find the probability that more than 39 bought a h-p computer

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Solution Summary

Calculation of probability based on normal approximation for binomial distribution is given in the answer.

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