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In a study of government financial aid for college​ students, it becomes necessary to estimate the...

In a study of government financial aid for college​ students, it becomes necessary to estimate the percentage of​ full-time college students who earn a​ bachelor's degree in four years or less. Find the sample size needed to estimate that percentage. Use a 0.03 margin of error and use a confidence level of 99​%. Complete parts​ (a) through​ (c) below. a. Assume that nothing is known about the percentage to be estimated. n= ?

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Answer #1

Refer Standard normal table/Z-table or use excel function "=NORM.S.INV((1-0.005))" to find the Z-value.

Round the value to the nearest integer.

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