Assume that all grade-point averages are to be standardized on a scale between 0 and 4. How many grade-point averages must be obtained so that the sample mean is within 0.008 of the population mean? Assume that a 98% confidence level is desired. If using the range range 4-0 rule of thumb, o can be estimated as = =1. Does the sample size seem practical? The required sample size is (Round up to the nearest whole number as needed.) Does the sample size seem practical? O A. No, because the required sample size is a fairly large number. O B. No, because the required sample size is a fairly small number. OC. Yes, because the required sample size is a fairly small number. O D. Yes, because the required sample size is a fairly large number.

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Assume that all grade-point averages are to be standardized on a scale between 0 and 4. How many grade-point averages must be obtained so that the sample mean is within 0.008 of the population mean? Assume that a 98% confidence level is desired. If using the range
4-0
=1. Does the sample size seem practical?
range
rule of thumb, o can be estimated as
4
The required sample size is
(Round up to the nearest whole number as needed.)
Does the sample size seem practical?
O A. No, because the required sample size is a fairly large number.
O B. No, because the required sample size is a fairly small number.
OC. Yes, because the required sample size is a fairly small number.
O D. Yes, because the required sample size is a fairly large number.
Transcribed Image Text:Assume that all grade-point averages are to be standardized on a scale between 0 and 4. How many grade-point averages must be obtained so that the sample mean is within 0.008 of the population mean? Assume that a 98% confidence level is desired. If using the range 4-0 =1. Does the sample size seem practical? range rule of thumb, o can be estimated as 4 The required sample size is (Round up to the nearest whole number as needed.) Does the sample size seem practical? O A. No, because the required sample size is a fairly large number. O B. No, because the required sample size is a fairly small number. OC. Yes, because the required sample size is a fairly small number. O D. Yes, because the required sample size is a fairly large number.
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