Shared Flashcard Set

Details

Two-way anova
N/A
7
Psychology
Undergraduate 1
06/03/2014

Additional Psychology Flashcards

 


 

Cards

Term
x-way ANOVA
Definition
x= number of IVs
Term
MAIN vs INTERACTIVE effects
Definition

Main Effects: Effect of each separate IV on the DV.

 

Interactive Effect: Combined effect of IVs on the DV.

Term
Assumption of variation in Two-way ANOVA
Definition

-Error

-Main effect IV¹

-Main effect IV²

-Interactive effect

Term

Process Two-way ANOVA

MAIN EFFECTS

Definition
  • Work out E. V.- substract cell mean from each of the scores.
  • Work out T. V.- replace each score with column mean.
  • Work out F-ratio for each IV- main effect.
Term

Process Two-way ANOVA

INTERACTIVE EFFECTS

Definition

Left over variance after taken away main effects and error V.

  1. Remove error: replace individual scores by cell mean.
  2. Remove Effect of IV¹: take away new row mean from corresponding new scores
  3. Remove Effect of IV²: take away new column mean from corresponding new scores.

Degrees of Freedom:

(n· of K in IV¹-1) x (n· of K in IV²-1)

Term
Two-way ANOVA hypotheses
Definition

1. No difference between IV¹ means.

2. No difference between IV² means.

3. No interaction between IVs

Term
GRAPHS (interaction effect)
Definition

-Parallel lines: NO interaction

 

- Touch, move together, move apart: interaction

Supporting users have an ad free experience!