Question: 53. Let X have a binomial distribution with parameters n 25 and p. Calculate each of the following probabilities using the normal approximation (with

53. Let X have a binomial distribution with parameters n 25 and p. Calculate each of the following probabilities using the normal approximation (with the continuity correction)

for the cases p .5, .6, and .8 and compare to the exact probabilities calculated from Appendix Table A.1.

a. P(15 X 20)

b. P(X 15)

c. P(20 X)

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