Nabil Bouizegarene

3 Questions 3 Answers 0 Followers

Questions related from Nabil Bouizegarene

How do you change a database from long to wide in R when you have a lot of variable (800 or +)?

I have 800 variables and more, and I do not write them all in the syntax, but those are the methods I have found. I fear it will make R crash if I do it in this way.

21 March 2022 4,648 0 View

Does anyone know how to obtain angular displacement when analyzing circular profile data with a circumplex scale like the IIP-C, using SPSS or R?

I am using the Inventory of Interpersonal Problems - Circumplex (IIP-C) with 32 items.

16 November 2017 4,109 1 View

Hi. Is someone familiar with alternatives to Cronbach's alpha (e.g. Mcdonald's Omega, or Tarkkonen's rho) and how to compute them?

Although I found some very technical literature on alternatives to Cronbach's alpha for assessing internal consistency, I have difficulties finding any information as to how to compute them, and...

16 August 2016 7,009 7 View