DVD Rental Store
A DVD rental store wants to know what proportion of its customers are under age 21. A simple random sample of 500 customers was taken, and 375 of them were under age 21. Presume that the true population proportion of customers under age 21 is 0.68.
-{DVD Rental Store Narrative} Find the mean and standard deviation of .

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DVD Rental Store
A DVD rental store wants to know what proportion of its customers are under age 21. A simple random sample of 500 customers was taken, and 375 of them were under age 21. Presume that the true population proportion of customers under age 21 is 0.68.
-{DVD Rental Store Narrative} Find the mean and standard deviation of  .

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The Answer of DVD Rental Store
A DVD rental store wants to know what proportion of its customers are under age 21. A simple random sample of 500 customers was taken, and 375 of them were under age 21. Presume that the true population proportion of customers under age 21 is 0.68.
-{DVD Rental Store Narrative} Find the mean and standard deviation of  .

DVD Rental Store a DVD Rental Store Wants to Know What Proportion of What