Mathematics, 24.04.2020 02:21 chriscook5176

You send a survey to a SRS of 150 people out of the University Directory. The typical non-response rate to surveys has been 50%. Assuming this rate still holds and the probability that each person will respond is independent, find the probability that 65 or fewer people will reply.

a. 0.0423
b. 0.0172
c. 0.0603
d. 0.0032

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