# (Solved): WPC 300 : Quiz 6: Logistic...

**Quiz 6: Logistic**

Started: Feb

**Quiz Instructions**

**Question 1 1 pts**

In classification analysis, we are determining the probability of an observation ________.

Group of answer choices

- To be undefined
- To be one
- To be part of a certain class or not
- To be zero

**Question 2 1 pts**

A loan officer wants to know if the next customer is likely to default or not on a loan. How can she assess the risk of extending the loan to that customer?

Group of answer choices

- By utilizing a simple linear regression model developed by an in-house analyst
- By asking his colleague if he knows the person
- By asking the customer if he is planning to default the loan or not
- By utilizing a multiple logistic regression model developed by an in-house analyst

**Question 3 1 pts**

In classification analysis, we typically split the data into two mutually exclusive sets, known as ________, to investigate the strength of the developed model.

Group of answer choices

- Training and Binary
- Training and validation/testing
- Binary and numeric
- Testing and validation

**Question 4 1 pts**

Odds ratio is defined as ________, where p is the probability of success.

Group of answer choices

- p/1-p
- 1/p-1
- p/p-1
- 1/1-p

**Question 5 1 pts**

The ________ is often used to describe the performance of a classification model applied to a set of test data for which the true outcomes are known.

Group of answer choices

- Effect summary table
- ANOVA table
- Parameter estimates table
- Confusion matrix

**Question 6 1 pts**

If you want to find out if body weight, calorie intake, fat intake and age have an influence on the probability of having a heart attack (yes or no), which of the following kind of analysis will help determine the answer?

Group of answer choices

- Multiple logistic regression
- Simple logistic regression
- Simple linear regression
- Multiple linear regression

**Question 7 1 pts**

In classification problems, the primary source for accuracy estimation of the model is ________.

Group of answer choices

- Probability of success
- Logit
- Confusion matrix
- Odds ratio

**Question 8 1 pts**

In logistic regression analysis, instead of Y as a dependent variable, we use a function of Y called ________.

Group of answer choices

- Logit
- Odds
- Odds ratio
- Log of Y

**Question 9 1 pts**

Logistic regression is a specialized type of regression analysis that is designed to predict ________ variables.

Group of answer choices

- independent
- numeric dependent
- a binary numeric
- a binary categorical

**Question 10 1 pts**

In logistic regression, the dependent variable y is defined as:

Group of answer choices

- Log (p/1-p)
- Log(1/p)
- Log (1/1-p)
- Log (1-p)