StatisticalMethods MCQ's E.F.A

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1. Which of the following is NOT a pre-analysis check required for E.F.A?

  • Checking the number of items (and relevant ratios)
  • Checking the correlation (r-matirx)
  • Checking the homogeneity of variance
  • Checking the sample size (and relevant ratios)
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2. What x2 statistical checks should we undertake regarding our data and it's suitability for an E.F.A?

  • Levene's and Mauchly's
  • The KMO and R-Matrix or Identity Matrix
  • Box's M and Giesller's Greenhouse
  • Cronbach's Alpha and Split - Half Test

3. Define internal reliability.

  • Internal reliability relates to whether a measure is consistent within itself
  • Internal reliability relates to whether a measure is consistent when applied across different settings and contexts
  • Internal reliability relates to whether a measure consistently draws the same conclusions
  • Internal reliability relates to whether a measure can stand up to external scrutiny

4. Oblique rotation assumes what?

  • Factors are half correlated, half not
  • All factors are closely related
  • Factors are correlated
  • Factors are not correlated

5. In our pre-analysis checks of E.F.A, the KMO score should be less than what?

  • 0.5
  • 0.7
  • 0.2
  • 0.8
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