What is the minimum required sample size for a scale validation?
Depends on the scale. See USP .
Why are you 'validating' a balance when you are only required to commission and qualify it per the ISPE Baseline guide?
Hello researchers, Please advise me on proof-reading my research manuscripts. English is not my native language and at time, I face problem in getting approvals from Journals. I am using...
10 November 2017 4,124 13 View
Hello everyone Please share any book or article that feature theoretical basis of level of innovation. Regards.
10 November 2017 3,306 2 View
Hi, I need your support in writing regression equations for these three models. I am attaching a picture with this post for your kind attention and necessary action. Please suggest me how can I...
09 October 2017 8,344 3 View
Dear fellows, Please suggest me some books or website for learning PLS. Please share some papers which feature use of SMART PLS. Thanks and regards.
09 October 2017 6,926 4 View
Hi everyone, Is there anyone who is working on Andre Hayes Process Model 59 or does anyone read any paper on this model? May I request you to share methodology on this model? Model 59 is basically...
08 September 2017 9,577 0 View
Hi Researchers, Did anyone of you try Process Macro of Andrew Hayes for evaluation of Mediation and/or Moderation? If yes, can you enlighten the way you wrote methodology of your work? Was it same...
08 September 2017 4,888 1 View
Hi everyone. I have received comments from reviewers advising to include relevant underlying theories in the literature section. May I request the following? 1- Can you name major management...
08 September 2017 6,030 7 View
Hi everyone, May I know the latest Moderation and Mediation analysis techniques? What were the problems with Baron & Kenny? How Andrew Hayes's Process Macro is favored? Please...
08 September 2017 5,403 5 View
Hi everyone, I need your suggestions regarding proof-reading of my research document. I am already using Grammarly Premium Version for proofreading my work. I feel that Grammarly still mises lots...
08 September 2017 9,651 6 View
08 September 2017 7,025 3 View
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
01 March 2021 3,905 5 View
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
Pls share your thoughts
01 March 2021 7,330 4 View
Hi, I am trying to learn the theoretical modelling of silver nanoparticle using the Mie scattering theory. After that, I discovered a software named Mieplot developed by Philip Laven, where it...
25 February 2021 7,493 6 View
I am trying to calculate the theoretical density of my ceramics materials. I use the formula below to calculate the theoretical density: Theoretical density = (Molecular weight x No. of molecules...
24 February 2021 3,823 2 View
I'm in the process of updating a meta-analysis and in one of the new studies, effect sizes are reported as Tau-U. Two of the effect sizes are reported as Tau-U = 1.00. I am using Andy Field's...
24 February 2021 2,265 3 View
How do I run a a priori sample size determination for non-parametric tests, like the Mann-Whitney U-test and the Kruskall-Wallis or other non-parametric tests that accord with the unpaired t-test...
24 February 2021 166 6 View
I need to conduct a a priori sample size determinations for t-test with unequal means, but I don't know the sizes of the groups nor the ratio of both groups... Can I do a sample size determination...
24 February 2021 8,289 3 View
For an overfit data set the cross validation error will be much bigger than the training error. Is it true or false?
23 February 2021 3,616 2 View