Probability Problem Sets in Management Trainee Program
In a management trainee program, 80 percent of the trainees
are female, 20 percent male. Ninety percent of the females attended college, 78
percent of the males attended college. a management trainee is selected at
random, what is the probability that the person selected is a female who did
NOT attend college? What is the probability that the person selected is a
female who did attend college?
Sixty percent of the customers of a fast food chain order a
hamburger, french fries and a drink. If a random sample of 15 cash register
receipts is selected, what is the probability that 10 or more will show that
the above three food items were ordered?
Judging from recent experience, 5 percent of the computer
keyboards produced by an automatic, high-speed machine are defective. If six
keyboards are randomly selected, what is the probability that none of the
keyboards are defective?
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