ZMeanEstimate Command

ZMeanEstimate( <List of Sample Data>, <σ>, <Confidence Level> )

Calculates a Z confidence interval estimate of a population mean using the given sample data, the population standard deviation and confidence level. Results are returned in list form as {lower confidence limit, upper confidence limit}.

ZMeanEstimate( <Sample Mean>, <σ>, <Sample Size>, <Confidence Level> )

Calculates a Z confidence interval estimate of a population mean using the given sample statistics, the population standard deviation and confidence level. Results are returned in list form as {lower confidence limit, upper confidence limit}.