# (Solved): WPC 300 Quiz 10 : Score for this attempt: 15 out of 15 Submitted Mar 29 at 3:13pm...

**WPC 300 Quiz 10**

**Score for this attempt: 15 out of 15
Submitted Mar 29 at 3:13pm**

**Question 1**

1.5 / 1.5 pts

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

- Odds ratio
- Odds
- Log of Y
- Logit

**Question 2**

1.5 / 1.5 pts

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

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

**Question 3**

1.5 / 1.5 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?

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

**Question 4**

1.5 / 1.5 pts

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

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

**Question 5**

1.5 / 1.5 pts

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

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

**Question 6**

1.5 / 1.5 pts

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

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

**Question 7**

1.5 / 1.5 pts

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

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

**Question 8**

1.5 / 1.5 pts

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

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

**Question 9**

1.5 / 1.5 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?

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

**Question 10**

1.5 / 1.5 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.

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