What must be done to categorical variables in order to use them in a regression analysis?

a.Nothing
b.Dummy coding
c.Problem coding
d.Categorical coding


ANS:B

Business

You might also like to view...

Characteristics of ideal standards include all of the following except:

a. They generally give rise to unfavorable variances. b. They may cause personnel to become discouraged. c. They take into account normal waste and spoilage. d. They provide a maximum objective for which to strive to improve efficiency.

Business

Showing personal bias is one method to attack the credibility of a witness

a. True b. False

Business

The term for including all possible events that can occur in an experiment is ________

Fill in the blank with correct word.

Business

A credit applicant's ________ reflects his or her record of meeting past obligations

A) condition B) capacity C) control D) character

Business