In Using the Standard Normal Distribution to Construct a Confidence

question 51

Essay

In using the standard normal distribution to construct a confidence interval for the population mean,what assumptions are necessary if the sample size n is less than 30?

---

Definitions:

Magazine Subscription

A purchase agreement in which a customer pays in advance to receive periodic issues of a magazine.

Exchange Rate

The exchange value of one currency against another.

Canadian Dollars

The official currency of Canada, symbolized as CAD or $.

Mexican Pesos

The official currency of Mexico, symbolized as MXN.