Estimate the standard error of the mean

Assignment Help Basic Statistics

Reference no: EM13138268

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.

Reference no: EM13138268

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