A telephone call center where people place marketing calls to customers has a probability of success of
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Question:
A telephone call center where people place marketing calls to customers has a probability of success of
0.05.
Find the number of calls needed to ensure that there is a probability of at least
0.87
of obtaining
twelve
or more successful calls. (Hint: Start by checking the probability of
twelve
or more successful calls in
280
calls.)
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