Question

Consider the binomial experiment with n = 300 and p = 0.2.
a. Set up, but do not evaluate, the probability expression for 75 or fewer successes in the 300 trials.
b. Use a computer or calculator to find P(x < 75) using the binomial probability function.
c. Use a computer or calculator to find P(x < 75) using the normal approximation.
d. Compare the answers in parts b and c.
FYI Use the cumulative probability commands.


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  • CreatedAugust 28, 2015
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