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Patients with Chronic Diseases

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An HMO is considering a marketing plan targeting patients with chronic diseases to increase the number getting a flu shot. Some preliminary analyses are conducted before implementing such a plan. Available data indicate that 40% of patients with chronic diseases get flu shots.

a)If 10 patients with chronic diseases are sampled, what is the probability that at least 4 get flu shots regularly?
b)What is the probability that at most 8 get flu shots regularly?

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Solution Summary

The solution uses binomial probability to find out if a certain number of patients get flu shots regularly.

Solution Preview

a) This is a question of binomial probability, with p = 0.4, n = 10, ...

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