Nader Mohamed

5 Questions 14 Answers 0 Followers

Questions related from Nader Mohamed

How to calculate the time lag between two variables in Excel?

I have a back data trend for snacks product shipment towards end consumer sales out, and I need to define the time lag between releasing the shipment & product sales to the end consumer The...

11 December 2020 1,137 2 View

What is the difference between first and second order CFA ?

What is the difference between first and second order Confirmatory factor analysis "CFA" ?

15 May 2019 9,339 7 View

How to run multilevel Modeling Using SPSS?

Dear statisticians, Iam doing analysis of a paper contains some variabes as following: Y: dependent variable and these are the independent variables: 1. Political influences which contain 3...

20 August 2017 1,688 4 View

Regression with main effects and interaction effects ?

Dear statisticians, I conducted regression containing main effects and interaction effects. Main effects had a signifecant effect on Y, However interactions of them were not signifecant. So what...

24 March 2017 1,766 3 View

In regression, where explanatory variables include (year), should I use this variable as it is (2005,2006...) or should it be coded as(1,2,..) ?

Iam involved in running multiple regression, where explanatory variables include (year), should I use this variable as it is (2005.2006....) or should it be coded as(1,2,3...) ?

11 January 2017 8,576 5 View