If You Know the Sample's Variance but Not the Population's

question 103

Multiple Choice

If you know the sample's variance but not the population's variance:

• A)you can look up the population's variance on a table
• B)you can do a t test anyway, because variance is unrelated to the process
• C)you should avoid making inferences based on your data
• D)you can estimate the population's variance from the scores in the sample

---

Definitions:

Labor's Share

The portion of national income or output that is allocated to workers in the form of wages, salaries, and benefits.

Interest Rate

The fraction of a loan that incurs interest charges for the borrower, usually indicated as an annual percentage of the remaining loan amount.

Cell A

In the context of matrices or spreadsheets, it typically refers to the top-left cell or the first cell in a table.

Compounded Annually

A method of calculating interest where the interest earned over a period is added to the principal, and the total becomes the basis for calculating interest in the next period, occurring once per year.