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Questions related from Tarek Fayed
Can Chow test be used to test difference in mediation strength between two groups? If not, what test should be used for this purpose?
30 October 2023 4,176 0 View
I have a sample composed of two subsamples (say public and private companies) and a certain relationship is insignificant in both subsamples. If this relationship is significant in the collective...
23 October 2023 9,952 2 View
I know that we should use one tailed significance if we expect the direction of the effect of the hypothesis, but what about mediation? when we should use one tailed test if we are testing...
16 October 2023 9,848 0 View
I have a sample composed of two categories, say males and females, when I test a certain path it gives insignificant results in both categories, surprisingly, when I test the same path for the...
15 October 2023 7,565 1 View
Can I perform Principal component analysis on SPSS and then move to Smartpls to test hypotheses? (Higher and lower order constructs are all reflective).
20 May 2023 5,433 7 View
I have a construct measured by 28 items on Likert scale. Principal component analysis with promax rotation produced 4 factors with two of them having just two items on each. After eliminating...
15 May 2023 9,263 5 View
I have a model consisting of three variables (independent, mediating, and dependent variable). When tested separately, Independent and mediating variables show significant positive standardized...
10 May 2023 2,027 1 View
After conducting EFA and CFA and achieving acceptable model fit indicators, which approach is more accurate for testing hypotheses: SEM or linear regression? given that the two approachs yeild...
25 April 2023 9,661 4 View
If the hypothesis regarding the mediating variable is rejected and the mediating variable has discriminant validity coefficient of 0.88 with the independent variable, could the rejection be...
13 April 2023 1,073 0 View
What is the equivalent of Chow test that can be used with SEM?
12 April 2023 8,224 3 View
I am working on a dataset of 41 items on Likert scale supposed to represent three latent variables (an independent(28), mediating(5), and dependent one(8)). I collected 450 responses and performed...
10 April 2023 185 6 View
Hello everybody I am doing a research on public sector reforms in UK which follow leadership succession, and I would like to know which sector has witnessed the highest rate of reforms and/or...
04 November 2018 3,884 4 View
01 January 1970 7,413 6 View
