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Sagot :
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:
[tex]E(X) = np[/tex]
In this question:
[tex]n = 48, p = 0.44[/tex]
Mean:
[tex]E(X) = np = 48(0.44) = 21.12[/tex]
The mean is 21.12.
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