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# (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

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