Iftikhar Ali

3 Questions 7 Answers 0 Followers

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Cochran-Armitage test and Jonckheere-terpstra test ?

I want to know when to use Cochran-Armitage test and Jonckheere-terpstra test ?

20 March 2017 4,784 3 View

Factor Analysis-Why Rotation Failed?

I am trying to perform factor analysis using SPSS, varimax. But the Rotation failed and come up this message:"Rotation failed to converge in 25 iterations. (Convergence = .001)." Why this...

05 September 2016 1,824 10 View

What sampling technique should I use?

I am conducting a survey in Hayatabad Peshawar ,a modern town ship comprised of 7 Phases and each phase consist of 4 sectors and almost 12000 house in total ,i want to include all of them in the...

07 July 2015 1,494 6 View