Mathematics, 25.11.2021 05:20 aly95

Assume that 30% of students at NIU wear contacts. We randomly pick 100 students to find out if they wear contacts and compute the sample proportion. Find the mean and the standard deviation (SD) of the sampling model of the proportion.

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Assume that 30% of students at NIU wear contacts. We randomly pick 100 students to find out if they...

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