If x is a binomial random variable with n = 10 and π = 0.8, what is the probability that x is equal to 4?
A).0055
B).0063
C).124
D).232
E).994

Name: If x is a binomial random variable with n = 10 and π = 0.8, what is the probability that x is equal to 4? A).0055 B).0063 C).124 D).232 E).994
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Quizplus · Accepted Answer

The probability of x being equal to 4 in a binomial distribution can be calculated using the formula P(x=k) = C(n,k) * π^k * (1-π)^(n-k). For n=10, π=0.8, and k=4, this results in approximately 0.0055.

If X Is a Binomial Random Variable with N =