Umesh Wadgave

7 Questions 9 Answers 0 Followers

Questions related from Umesh Wadgave

What should be the number of subjects for each group in Meta-analysis including cross-over trials?

In cross-over trial both the group exposed to both the interventions. So while we include cross over designs in meta-analysis what should be the sample size per group n or 2*n. Hypothetical...

11 April 2016 257 4 View

How can I see the association between nominal variable and ordinal variable using chi-square test?

I want to see the association between nominal variable (dichotomous) and an ordinal variable, So can I use Chi-square test or some other test?

10 October 2014 5,084 14 View

Sensitivity and specificity: Are they measures of validity or reliability ?

In leon gordis, these methods were explained under validity and I felt it logically correct, but few other books covered these measures under diagnostic agreement.

17 April 2014 9,791 14 View

Is it possible to get non significant results in post hoc test when we got the significant result in ANOVA ?

I got significant results after ANOVA test, but when I applied post hoc Tukey's test, I obtained non significant results. I could not reason it out.

07 March 2014 4,203 78 View

Research Monitoring and Surveillance committee?

As we are facing many problems in research publications like plagiarism, falsification and defrauding. As these research studies may seriously influence the quality as well as development of...

10 February 2014 7,164 2 View

Multiple random activated analysis?

The above phrase I heard from a researcher. I don't have any clue about this. Does anyone know about this? Could you kindly suggest some literature?

27 December 2013 3,576 2 View

Can anyone tell me which post hoc test I should use after non-parametric tests like Kruskal–Wallis test and Friedman's ANOVA?

29 June 2013 3,154 6 View