Ask, Learn, and Accelerate in your PhD Research

Scales in SPSS

I am using SPSS in my study, and need to decide between ordinal and scale to use in my study.  I know they are different in meaning, but it seems SPSS treat them the same in calculation. Please tell me the difference between them.  

How to talk about results in a dissertation?

I have no idea of how to discuss why the P value is a relevant result in the broad scheme of things. Could you guys please help me? Thanks in advance.

The significance of 2 different values

After doing many tests I got two values which are significantly different considering the standard deviation that I calculated before. I know that some statistical tests exist but I don’t know which one I should use. Any suggestions, please.

Fisher’s exact test

I am using Chi-square in my study, but there are some variables which have their expected value less than 5. I was thinking of using Fisher’s exact test but I know it is used for  2X2 table only. So, is there any other option?  

The statistical method used for comparison

Hey everyone, Is there any statistical method which can be used to compare frequency of observations between two groups. I have 2 groups in my study which have different sample sizes. SO, is it possible to calculate it with parametric or non-parametric measures?  

Can I use parametric tests?

The variable in my study is percentage, So, can I use parametric tests on these kinds of variables? I think the reason behind percentage variable is the less number of trials. If I can use this tests, then, also, tell me how to use it.

Full-time PhD or Part time?

Can anyone of you give me details of regular and part-time PhD? Also, tell me which one of them is beneficial.  

Convenience sampling v/s purposive sampling

I need to choose between purposive and convenience sampling for my study. Please, tell me the difference between the two and also, explain me in which kind of study each one of them is used. I am highly confused, help me.

Question regarding a statistical test

I have used Generalized Estimating Equation analysis in my study and have diverse Wald Chi-square value in my study. My query is about how to interpret the different Chi-square values coming from GEE analysis.

When to apply which analysis?

In my study, I need to apply GLMM or GEE. Some days back I was pretty much sure about using GLMM, but some of my friends suggested me to use General Estimation Equations (GEE). I tried looking on the internet for the same and failed miserably. So, please help me in differentiating between them and […]