Rico Lange

4 Questions 6 Answers 0 Followers

Questions related from Rico Lange

Does someone know some journal papers or books which explain the performance gaps between the german federal states regarding PISA/Ländervergleiche?

I am looking for specific scientiifc sources which explain the reasons for the performance gaps between the german federal states regarding PISA or National Assessment Studies...

01 January 2017 8,879 0 View

Computation generalized variance inflation factor in SPSS

Dear all, how can be computed a generalized variance inflation factor (GVIF) for a whole categorical variable (more than 2 categories) in SPSS? SPSS computes only seperate VIF for each...

01 January 1970 7,656 4 View

Convention for standardized regression coefficient (beta)

Hello, I would like to ask a question. Is there a convention for interpreting a standardized regression coefficient (beta)? For example Beta =.5 is interpreted as an medium influence? Thanks...

01 January 1970 2,934 3 View

Prove of assumptions of t-test among dummy regression

Dear all, I have a concern about the assumption of the t-test in a dummy regression: It is a multiple linear regression with 3 categorical variables (dummy-coded) und 1 metric variable as...

01 January 1970 6,723 4 View