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IrinaK [193]
4 years ago
10

Question 1

Mathematics
1 answer:
Alexandra [31]4 years ago
8 0

Answer:

The mean is 21.12.

Step-by-step explanation:

Binomial probability distribution

Probability of exactly x successes on n repeated trials, with p probability.

The expected value of the binomial distribution is:

E(X) = np

In this question:

n = 48, p = 0.44

Mean:

E(X) = np = 48(0.44) = 21.12

The mean is 21.12.

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