Short Answer
A company has 600 employees. A random sample of 49 employees took a computer literacy test. The sample resulted in a mean score of 75 with a standard deviation of 21.
a.Estimate the standard error of the mean.
b.Develop an approximate 95% confidence interval for the population mean of the 600 employees.
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Q2: An unbiased estimate of the population total
Q46: Assume simple random sampling has been used,
Q47: Cluster sampling is<br>A)a nonprobability sampling method<br>B)the same
Q48: Exhibit 22-1<br>A simple random sample of size
Q49: A method of selecting a sample by
Q50: Exhibit 22-2<br>A simple random sample of 43
Q52: Exhibit 22-3<br>From a population of size 600,
Q54: The following are the results provided by
Q55: Exhibit 22-3<br>From a population of size 600,
Q56: The advantage of nonprobabilistic sampling is that