Azeem Rathore

5 Questions 11 Answers 0 Followers

Questions related from Azeem Rathore

Is a Chi Square Analysis inappropriate if the values are less than 10 and/or "0"?

I'm dealing with a small sample size and my categorical variables tend to be 4 vs 2 or 8 vs 0 in terms of their numerical value. Does this make a Chi Square less powerful or even an inappropriate...

11 December 2020 6,631 7 View

Is it possible to conduct a meta-regression with multiple effect sizes reported?

I have 15 articles. Each articles measured working memory several times. I want to regress this and find if, for example, mean age, intervention characteristics, etc. played a significant factor...

06 January 2017 3,954 3 View

How can I get the change score if means, standard deviations, and sample size are given for pre-test scores and post-test scores?

I have a bunch of pre-test and post-test scores and would like to calculate the change score. Mean is easy, it is post-value minus pre-value, but standard deviation is where I am uncertain how to...

30 December 2016 3,659 13 View

Can you include posttest minus pretest values along with change values in a meta analysis?

In other words, if I have 5 studies and 2 only have continuous variables that are post-test values and the other 3 studies actually have the posttest minus prettest values can I add all them...

25 December 2016 1,124 3 View

I recently received revisions for a systematic review & my meta-analysis was deemed insufficient--can anyone help with the following questions?

Research question: Evaluate and synthesize randomized controlled trial (RCT) study designs that investigated the effects of physical activity on working memory performance in healthy...

29 November 2016 2,177 8 View