THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 4

Multiple Choice

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
Suppose that the waiting times for patients at a local hospital are normally distributed with known population standard deviation of 30 minutes.A random sample of 75 patients in the local hospital had a mean time of 90 minutes.Assume a 95% confidence interval for the population mean μ.
-Calculate the margin of error of the 95% confidence interval.

• A)5.69
• B)8.93
• C)6.79
• D)8.06

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Definitions:

Merchandise Sold

Products or goods that have been sold to customers, typically referring to transactions within the retail or wholesale sector.

Cost of Goods Sold

Directly incurred costs associated with the production of a company’s goods for sale, comprising material and labor expenses.

FOB Shipping Point

A term used in shipping contracts to indicate that the buyer is responsible for the goods and the shipping cost from the moment the goods leave the seller's premises.

Perpetual Inventory System

This method for accounting inventory immediately notes down any purchase or sale through the use of computerized point-of-sale systems and enterprise asset management software.