SOLUTION: According to a recent study, 70% of the employees at a large company are enrolled in the family health care plan. If 50 employees are selected at random within the company, find th

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Question 755477: According to a recent study, 70% of the employees at a large company are enrolled in the family health care plan. If 50 employees are selected at random within the company, find the mean number of employees who are enrolled in the family health care plan.
Answer by reviewermath(1029) About Me  (Show Source):
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Q:
According to a recent study, 70% of the employees at a large company are enrolled in the family health care plan. If 50 employees are selected at random within the company, find the mean number of employees who are enrolled in the family health care plan.
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A;
X~Binomial(50, 0.7)
Mean, E(X) = np = 50(0.7) = highlight%2835%29