Two-Factor ANOVA.

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Factor B: G = 214 Name: Major EX = 2458 A college is conducting a study of its s tion. Students complete a questionnaire on their perceived job prepare expectation score (0 to 30). Use ANOVA to test to see if Major and Year in school have any effect on job expe Fill in S$ from page 1. Fill in df's from formulas. Raw data Humanities Sciences Each MIS is SS/df. 3 E's are MS for that factor / MSwithin, or error 1: Hypotheses - 3 sets for 3 tests Freshmen ANOVA SUMMARY TABLE: P in Factor A: Source SS df MS AD Factor B: Between Conditions 8xB Interaction SSA Major SSB Year Sophomores 8 SSAB 2: 05 Critical Values - 3 for 3 F-tests: (Interaction) Factor A dt: [ ) CV= Error - Within Factor B of: [ ] CV = Conditions AxBot t ) CV= Total 549.83 Hum. Factor A Ba: Calculations - SS stage 1 Which E's are significant? If F > CM its sig. CV for each F depend on df of factor Summary fear in chool Main effect A (major)? Y N CV major (2,18) = data CV year (1,18] = Main effect B (year)? Y N CV AXB (2,18) = resh. 75 Interaction? Y N Write APA conclusion Soph 1) report the test used and significance of each F using the IV and DV names. 18 2) report the pattern of the differences found (look at the M's) - focus on the pattern of the interaction if it is significant because it tells the full story of how the factors combined. 3b: Calculations - 35 stage 2-for 3 F-tests Factor A: Factor B 8xB, Interaction:A college is conducting a study of its students' expectations of employment upon graduation. Students complete a questionnaire on their perceived job preparedness to get an expectation score (0 to 30). Use ANOVA to test to see if Major and Year in school have any effect on job expectations. Raw data Humanities Sciences Business 1: Hypotheses - 3 sets for 3 tests: Freshmen 2 5 7 Factor A: 6 3 Factor B: 7 10 12 AXB Interaction: Sophomores 3 20 12 13 2: .05 Critical Values - 3 for 3 F-tests: 16 16 Factor A df: [, ) CV = 5 14 15 Factor B of: (, ) CV = AXB Of: L. ) CV = Hum. Scill Bus. Factor A: Summary year in lata school 3a: Calculations - SS stage 1 SSBG: Fresh. 75 8.5 16 34 A Soph 1.5 16 SSw: T 57 64 Ta SST: Factor B: B2 G - 214 Major EX- = 2458 3b: Calculations - SS stage 2-for 3 F-tests: Factor A: Factor B: AXB Interaction