15.071 | Spring 2017 | Graduate

# The Analytics Edge

3.2 Modeling the Expert: An Introduction to Logistic Regression

## 3.2 Modeling the Expert: An Introduction to Logistic Regression

### Quick Question

Which of the following dependent variables are categorical? (Select all that apply.)

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Explanation The weekly revenue of a company is not categorical, since it has a large number of possible values, on a continuous range. The number of daily car thefts in New York City is also not categorical because the number of car thefts could range from 0 to hundreds. On the other hand, the other options each have a limited number of possible outcomes.

Which of the following dependent variables are binary? (Select all that apply.)

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Explanation The only variables with two possible outcomes are the winner of an election with two candidates, and whether or not revenue will exceed \$50,000.

## Course Info

Spring 2017
##### Learning Resource Types
Lecture Videos
Lecture Notes
Problem Sets with Solutions