Which of the Following Types of Data Represent Any Data

question 116

Multiple Choice

Which of the following types of data represent any data that have already been collected for purposes other than the problem at hand?

• A)primary data
• B)secondary data
• C)experimental data
• D)virtual data
• E)special data

---

Definitions:

Registered Democrats

People who are officially enrolled as Democratic Party members with voting rights in the United States.

Registered Republicans

Individuals officially registered to vote as members of the Republican Party in the United States.

Pooled Variance T-test

A statistical test that combines the variances of two samples to test the hypothesis that the means of two populations are equal under the assumption of equal variances.

Degrees Of Freedom

The number of independent pieces of information in a dataset available for estimating parameters or calculating a statistic, usually defined as the number of observations minus the number of parameters being estimated.