Calculate lower limit of confidence interval-population mean

Reference no: EM13145533

Suppose that a random sample of 100 public manager-controlled companies in New Zealand is found to give a mean audit delay of = 93 days, and assume that σ equals 37 days. Calculate the lower limit of a 95 percent confidence interval for the population mean audit delay for all public manager-controlled companies in New Zealand.

Reference no: EM13145533

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