If x is a binomial random variable where n = 100 and p = .1, find the probability that x is less than or equal to 10, using the normal approximation to the binomial.
A) .9544
B) .0446
C) .5662
D) .4325

Name: If x is a binomial random variable where n = 100 and p = .1, find the probability that x is less than or equal to 10, using the normal approximation to the binomial. A) .9544 B) .0446 C) .5662 D) .4325
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Question

Quizplus · Accepted Answer

z = (10.5 − 10)/√[(.1)(.9)(100)] = .5/3 = .17
P(z ≤ .17) = .5662

If X Is a Binomial Random Variable Where N =