What should be examined in the face validation of semi-structure interview guide?

Dear researchers. Semi-structured guide is often used in qualitative studies. I am wondering if there are any standard method to face validate the guide. What should be examined in the face...

07 August 2016 7,487 5 View

What should be the sample size for explanatory and confirmatory factor analysis and for item response theory?

What should be the sample size for explanatory and confirmatory factor analysis and for item response theory?

04 May 2016 3,368 1 View

Opinion about using both the classical and modern psychometric test to develop a questionnaire?

What are your opinion about using both the classical and modern psychometric test to develop a questionnaire? Which one should be done first? And is there any implications in terms of the sample...

04 May 2016 1,853 5 View

Adjusting a confounder

How do you explain "adjusting" a confounder in simple / laymen words. Thank you.

01 February 2016 3,255 3 View

What are the advantages and disadvantages of KAP study?

Hello and good day. What are the advantages and disadvantages of KAP (knowledge, attitude, practice) study? Please share your valuable insights. Thank you.

01 February 2016 1,047 8 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

What is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

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02 March 2021 3,060 3 View

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02 March 2021 932 1 View

Good sites to recruit survey participants on a grad school student budget?

Any good recommendations for participant recruitment for online surveys on a grad school student budget?

02 March 2021 4,293 4 View

How to quantitative analize the data of TNBS assay for gelatin?

Estemeed colleagues, I found some issues regarding the quantification of the data for TNBS assay. There are different protocols on how to perform that but it is clear to me the "fil rouge" that...

02 March 2021 2,616 1 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View