Ashl1204 Ashl1204

04-11-2022
Mathematics

Answered

lisa sets out wanting to find a 98% confidence interval for a population mean; however, she later decides that she wants to know the 80% confidence interval for that same population mean. how will this affect the width and the margin of error of her confidence interval for a population mean? assume that the population standard deviation is unknown and the population distribution is approximately normal.

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