Deck 9: Analyzing Data: Multiple Variables

Question 1

When a relationship between two variables is significant, but disappears when a third control variable is introduced, it is considered a

A) spurious relationship
B) antecedent relationship
C) intervening relationship
D) suppressor relationship

Answer 1

A

Question 2

A partial correlation is the relationship between X and Y when a control variable is introduced.

Answer 2

True

Question 3

Here is some output from a regression analysis:

-What is the research question that is being analyzed here?

Answer 3

Is there a relationship between the number of children respondents have and the number of siblings they have, their age, and the age when first married?

Question 4

Here is some output from a regression analysis:

-Put into words what R² is telling us:

Question 5

Here is some output from a regression analysis:

-Which of the three independent variables is the best predictor? How can you tell?

Question 6

Here is some output from a regression analysis:

-At your press conference, what would you tell the eager reporters about what you found in your study?