UW-Madison PSYCH 210 - Factorial ANOVA (4 pages)

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Factorial ANOVA



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Factorial ANOVA

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Lecture number:
23
Pages:
4
Type:
Lecture Note
School:
University of Wisconsin, Madison
Course:
Psych 210 - Basic Statistics for Psychology
Edition:
1

Unformatted text preview:

PSYCH 210 Lecture 23 Outline of Last Lecture I Finish Within subjects ANOVA a Hypothesis testing steps b Post hoc test c Assumptions II Factorial ANOVA Outline of Current Lecture I Final II Factorial ANOVA a Conceptual Example b New Concepts main effects and interactions c Calculation example with hypothesis testing steps d Post hoc tests e Assumptions Current Lecture I II Final a Same structure as past exams i MC 15 20 cumulative review old MC questions ii Short Answer 3 questions only new material iii Integrative 2 sections 1st one 5 questions includes cumulative all inferential tests starting with z 2nd only on new material ANOVA calculation b 200 pts double the weight c Half cumulative Factorial ANOVA a Conceptual Example i Simplest possible example These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute 1 Between Subjects Independent Samples di fps in all situations0 2 Only 2 IV s with 2 conditions ii Social loafing 1 Working in group setting individuals less exert effort in groups than if by themselves 2 Swimming Example iii Experiment Set up 1 IV 1 Type of Race a Levels Individual Relay 2 IV 2 Identifiability of Swimmer a Levels Announcing lap times Not announce Lap time Individual Relay Announced P1 P10 P11 P20 Not Announced P21 P30 P31 P40 b Every Tx contains different people Fully Crossed Design c 2x2 Design i x ii Number of blanks of IVs iii Values within blanks of levels 3 DV Individual lap times 4 Questions a Does the type of race by itself affect the individual race times i Main effect of Type of Race b Does the identifiability of swimmer by itself affect individual race times i Main Effect of ID of Swimmer c Do the variables work together to produce a combined effect on race times i Interaction between Type of Race and ID of Swimmer 5 Eye ball Calculation Individual Relay Announced M 65 M 45 Not Announced M 60 M 70 a Main effect Type of Race i Pretend ID



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