Do you have some program to calculate confidence interval for R-squared in multiple regression without raw-data?

Dear researchers, Do you have some program for calculate confidence interval for R-squared in multiple regression without raw-data?

03 April 2016 2,981 3 View

What is the effect size measure for Spearman coefficient, or tau-b / tau-c?

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02 March 2016 362 0 View

How can the misspecifications affect the measurement models in CFA/SEM?

How can the misspecifications affect the measurement models in CFA/SEM?

02 March 2016 8,811 0 View

What free software (no R) are available for DIF?

I need perform this procedure, but I don't have software.

01 February 2016 7,874 0 View

How affect correlated errors to the fit indices in SEM?

.How affect correlated errors to the fit indices in SEM?

01 February 2016 7,861 3 View

Can I include correlated residuals in the model when performing a bifactor analysis?

The best model before the bifactor is one which have correlated residuals.

09 October 2015 2,245 5 View

Why do some researchers in psychometrics still use the "Little Jiffy" approach (PCA + Kaiser rule + Varimax)?

This approach is used even when exists papers where give alternatives procedures, who are more useful because focus on variance of construct, not in variance of error like the PCA.

09 October 2015 5,617 7 View

Hi. Who knows a free software for ESEM (Exploratory Structural Equation Modeling?

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09 October 2015 7,941 2 View

Who knows about recent studies about the psychometric properties of MINIMULT (The very brief version of MMPI developed by McKinnon in 1968)?

This test is used in my country, but no count with recent serious studies.

09 October 2015 6,941 4 View

How do the correlated residuals in SEM affect the reliability estimation?

I am supporting a process of validation, and we discover two cases of correlated residuals.

09 October 2015 5,088 2 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

No title

01 March 2021 3,905 5 View

What test should I use to compare two or three means, if data is not normally distributed but sample size is > 30 in each group?

I personally feel this as a most confusing question. As per my understanding, if sample size is > 30, and sample is skewed, we can still use paramteric approach, as it will follow Z...

01 March 2021 1,587 6 View

Is it necessary to report effect size (ES) in statistics of biomedical research given that we already report p values routinely?

Pls share your thoughts

01 March 2021 7,330 4 View

Benefits of the 24 welled plate?

We have always used the 96 welled plate, the 48 welled plate but apparently there is much evidence on the 24 welled plate and above all its benefits.It states it is the same you would use on ELISA...

28 February 2021 1,149 1 View

VIF very high, but correlation is low and coefficient is significant. Which one whould I choose?

Hello. I have a question whether if my coefficients (statistically significant) would be valid when VIFs are really high. In my model, there are independent variables(IV), moderating variables...

26 February 2021 956 13 View

Data Analysis K-S and S-W tests?

Hello, I have conducted analysis where the K-W and S-W have come out as p

25 February 2021 9,648 3 View

Statistics: include groups of respondents made by one person for analysis?

Good morning, I could not find literature about this so I am asking. I am organizing data for a questionnaire (N=100) that foresees some personal questions like level of education. For the aim...

25 February 2021 2,090 4 View