Question

Stress on the job is a major concern of a large number of people who go into managerial positions. It is estimated that 80% of the managers of all companies suffer from job-related stress.
a. What is the probability that in a sample of 200 managers of companies, exactly 150 suffer from job-related stress?
b. Find the probability that in a sample of 200 managers of companies; at least 170 suffer from job-related stress.
c. What is the probability that in a sample of 200 managers of companies, 165 or fewer suffer from job-related stress?
d. Find the probability that in a sample of 200 managers of companies, 164 to 172 suffer from job-related stress.


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  • CreatedAugust 25, 2015
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