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PSYC3010 > Moderated Multiple Regression > Flashcards

Moderated Multiple Regression Flashcards

1
Q

What is moderated multiple regression?

A

Regression form for testing interactions

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2
Q

What does a moderated multiple regression test?

A

If the relationship between a criterion and a predictor varies as a function of a moderator

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3
Q

What does enhance and attenuate mean, respectively?

A

Enhance: Increase
Attenuate: Decrease

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4
Q

What are the three things that a moderated multiple regression tests for?

A
  1. The direct effect of Z (moderator)
  2. The direct effect of X (predictor)
  3. The XZ interaction
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5
Q

What is the linear model for moderation?

A

Yhat = b1X + b2Z + b3XZ + a

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6
Q

What is the analysis plan for a moderated multiple regression?

A
  1. Direct effects in Step 1
  2. Interaction in Step 2
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7
Q

How do you know if you have a significant interaction in moderated multiple regression?

A

If you have a significant R2change

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8
Q

What is the follow-up test done on significant interactions in moderated multiple regression?

A

Simple slopes

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9
Q

What does a simple slopes analysis do?

A

Examines the effects of the predictor across levels of the moderator

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PSYC3010 (15 decks)

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