Deepak k s

10 Questions 22 Answers 0 Followers

Questions related from Deepak k s

Conditional logistic regression using SPSS?

how to do conditional logistic regression using spss?

06 June 2016 4,180 1 View

Is it necessary to do cronbach alpha for a check list?

i am planning to check the effectiveness of a teaching programme. so i prepare a questionnaire for assessing the effectiveness . is it necessary to find the internal consistancy.

05 May 2016 4,614 5 View

Sample Size estimation in clinical trial

I want to conduct a multicentred parallel clinical trial to find the efficacy of new drug. I want to fix the sample size first. How do I take the sample size? Is it possible to find sample size...

08 August 2013 6,027 14 View

Is it valid to do a meta analysis that has already been done before?

A meta analysis has been done considering the articles published between the year 1997 and 2004. I am interested to do meta analysis in the same topic. Is it valid?. can I take all articles...

07 July 2013 9,044 6 View

R or SAS: which one is the best statistical software used in medical field?

I am on the starting stage to study a software. I know spss only. I want to study a software either R or SAS.Some of them say R is better and others SAS is better. I am totally confused. Which one...

01 January 2013 8,477 94 View

Free software for doing SEM

I want to do structural equation modeling. What are the main free softwares to do SEM?

01 January 2013 5,952 5 View

What is the sample size required for a questionnaire validation?

I want to translate and validate a standard questionnaire. The original version contains 26 items. How many samples do I have to take for validation?...

12 December 2012 2,946 16 View

What is the minimum required sample size for a scale validation?

I am translating a standard questionnaire into a local language. What size of sample should I take for checking the reliability and validity? Is it required 10 times of the questions?

12 December 2012 541 15 View

Is it necessary to check all the statistics for checking the fitted model using CFA?

i have done confirmatory factor analysis for checking the goodness of fit. can i take only the RMSEA value for my conclusion?. or all other values statistified the condition?

11 November 2012 2,402 2 View

What are main aspects for a scale validation?

I am interested to translate a universally accepted questionnaire into local language. What are the main parameters that i have to tested for validation and standardization?

11 November 2012 8,252 6 View