Explanatory Factor analysis 0.0 / 5 ? PsychologyEFAUniversityNone Created by: frankie_1212Created on: 24-05-18 21:11 What is stated first? The number of pps and what questionnaire they completed 1 of 17 to do what? rate their attitudes concerning the purpose of learning in higher education 2 of 17 The items were rated how? State how the questionaires were rated 3 of 17 And what? What the marks mean 4 of 17 What should be included? What questions were included in the questionnaire 5 of 17 Means and standard deviations should be reported but what should be suggested Whether there is a skew or not in the main categories 6 of 17 What would this be equal to? Across all items (Max/min variance = 1.88) 7 of 17 Participants to items ratio >95:1 8 of 17 Minimum number of pps 100 9 of 17 Communalities Less than .5, the minimum number of pps exceeded the required 500 minimum 10 of 17 Bartlett's test of sphericity P 11 of 17 What does this confirm? R matrix rather than identity matrix 12 of 17 State what rotation was used? Orthogonal rotation or oblique: Orthogonal: No correlations, Oblique: Correlations. Indicates that a 2 factor model should be used 13 of 17 Thus what would the minimum recommended ratio of items should be what? 4:1 and the minimum required ratio of pps to factors was exceeded >380:1 14 of 17 What should be then stated? K1 rule, Two factor solution (scree test), observed eignenvalues stopped exceeding the random eigenvalues at 2 factors. 15 of 17 What do you then state? How much the extracted factor accounted for vairance 16 of 17 Then what is stated? Item loadings and cross loading 17 of 17
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