Explanatory Factor analysis

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
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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

Other cards in this set

Card 2

Front

to do what?

Back

rate their attitudes concerning the purpose of learning in higher education

Card 3

Front

The items were rated how?

Back

Preview of the front of card 3

Card 4

Front

And what?

Back

Preview of the front of card 4

Card 5

Front

What should be included?

Back

Preview of the front of card 5
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