If a binomial distribution applies with a sample size of n = 20, find the expected value, n = 20, p = 0.20.
A) 2
B) 3
C) 4
D) 5

Name: If a binomial distribution applies with a sample size of n = 20, find the expected value, n = 20, p = 0.20. A) 2 B) 3 C) 4 D) 5
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Quizplus · Accepted Answer

The expected value (mean) of a binomial distribution is calculated using the formula E(X) = n * p, where n is the sample size and p is the probability of success. Here, n = 20 and p = 0.20, so E(X) = 20 * 0.20 = 4.

If a Binomial Distribution Applies with a Sample Size of N