Mathematics, 26.11.2019 03:31 parmer6527p810bw
To compute the necessary sample size for an interval estimate of a population mean, all of the following procedures are recommended when ï is unknown except :
a. use the sample standard deviation from a preliminary sample.
b. use the estimated ï from a previous study.
c. use .5 as an estimate.
d. use judgment or a best guess.
Answers: 2
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To compute the necessary sample size for an interval estimate of a population mean, all of the follo...
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