17 Questions 32 Answers 0 Followers
Questions related from Hamid Sharif Nia
Dear researchers, When do we use factor analysis based on Covariance matrix instead of correlation matrix? Hamid
09 September 2018 9,117 5 View
How can I calculate effect size for Chi-squared test? I use Chi-squared test in 2×3 or 2×2 with sample size n=60 Best Wishes Hamid
06 June 2018 4,320 4 View
What is difference between Yates' correction and fisher exact test? When should I use Yates' correction? And fisher exact test? Best wishes
01 January 2018 3,129 4 View
Dear researchers “When factors are correlated, sums of squared loadings cannot be added to obtain a total variance”. I extracted two factors based on Maximum likelihood EFA and promax rotation....
11 November 2017 3,744 8 View
Dear researchers One of assumptions exploratory factor analysis is multivariate normality distribution. How can multivariate normality distribution be elevated when we decide to run exploratory...
01 January 2017 941 6 View
Dear researchers and Collaborators In methodological studies (psychometric and development study), methodologists suggest that in the result s section, researchers must be reported “the percentage...
12 December 2016 4,461 5 View
Dear researchers and Professors I am going to run exploratory factor analysis for a questionnaire with 16 items. Prior to running an EFA, it was calculated the internal consistency with Cronbach's...
09 September 2016 3,372 7 View
Dear Researchers 1- when we use second order confirmatory factor analysis in stead of first confirmatory factor analysis? 2- Assume in the first order confirmatory factor analysis, a construct...
09 September 2016 6,283 5 View
Dear researchers, To estimate stability, i calculated ICC. The sample size is 221, the tool included twenty items that consist of two sub scales. The tool scored on a six-point Likert scale. ICC...
06 June 2016 2,117 11 View
Dear researchers, collaborations, and professors Dear researchers, collaborations, and professors What is McDonald’s omega coefficients? Is it same with a construct reliability at confirmatory...
06 June 2016 3,026 1 View
Dear researcher, Hello For assessment of factor structure of the A Scale, I performing exploratory and confirmatory factor analysis. Four latent factors were extracted. By CFA, factor structure...
04 April 2016 7,573 3 View
Dear Researchers and Collaborators Hello Our research team have conducted a study in the filed of "psychometric". We assessed reliability and validity. For assessment of construct validity, we...
04 April 2016 6,374 2 View
Dear Researchers For determination of psychometric properties of scale A with 50 five-point Likert item, I run EFA (sample size= 300). 14 factors extracted by eigenvalues >1. After rotation,...
03 March 2016 4,721 7 View
Dear Researchers I want to know your comments about: 1- what is suitable procedure for statistical analysis in a solomon four design group? 2- What is a scientific hypothesis about statistical...
02 February 2016 6,384 3 View
How to calculate the Average Variance Extracted (AVE) by SPSS in SEM? I know what it estimate by some software such as AMOS, Lisrel, .... I want to know if that can be used in SPSS for...
02 February 2016 4,771 11 View
Dear researchers, Does SPSS provide the Fisher-Freeman-Halton Exact Test for contingency tables that are larger than 2x2?How can I calculate the Fisher-Freeman-Halton Test by SPSS? Thanking you...
02 February 2016 1,105 4 View
Dear researchers, I have estimated internal consistency for a questionnaire with 50 items (five -likert point) by alpha cronbach. Alpha was .98. What is your interpretation? What can the cause be...
02 February 2016 3,151 19 View
