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Asked Oct 16, 2019
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A researcher is interested in conducting a mail survey. He finds out that there is a 40% response rate to such surveys. If a survey is mailed to 5 people, what is the probability that none respond?

 

-Binomial Distribution

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The probability that no...

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РФ-p п Р(х - х)- п-х 1-р) х 040° (1-0.40) *) Р(х -0)- = 0.07776

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