Survey research and design in psychology/Tutorials/Multiple linear regression/Exercises/English achievement

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English achievement

Francis 5.1.2 (pp. 120-122)[1]
Gnumeric.svg Data file: SCHL8.sav

Design

Research question: To what extent can English Achievement in Year 8 be explained by socio-educational level (of parents), student gender, amount of English homework done by students and attentiveness paid in class?

  • DV = engach (English Achievement)
  • IV1 = sel (Socio-educational Level)
  • IV2 = sex (Student gender)
  • IV3 = enghomewk (Freq of English homework)
  • IV4 = attent (Attentiveness in Year 8)
Standard MLR
Gnome-settings-background.svg View the accompanying screencasts: [1] [2]
A model for predicting English Achievement of high school students.
Syntax
 REGRESSION
 /DESCRIPTIVES MEAN STDDEV CORR SIG N
 /MISSING LISTWISE
 /STATISTICS COEFF OUTS CI R ANOVA ZPP
 /CRITERIA=PIN(.05) POUT(.10)
 /NOORIGIN
 /DEPENDENT engach
 /METHOD=ENTER sel sex enghomwk attent.
Hierarchical MLR
Gnome-settings-background.svg View the accompanying screencast: [3]
A two-step hierarchical model for predicting English Achievement of high school students.
Syntax
 REGRESSION
 /DESCRIPTIVES MEAN STDDEV CORR SIG N
 /MISSING LISTWISE
 /STATISTICS COEFF OUTS CI R ANOVA CHANGE ZPP
 /CRITERIA=PIN(.05) POUT(.10)
 /NOORIGIN
 /DEPENDENT engach
 /METHOD=ENTER sex sel  /METHOD=ENTER attent enghomwk.
Stepwise MLR
Syntax
 REGRESSION
 /DESCRIPTIVES MEAN STDDEV CORR SIG N
 /MISSING LISTWISE
 /STATISTICS COEFF OUTS CI R ANOVA CHANGE ZPP
 /CRITERIA=PIN(.05) POUT(.10)
 /NOORIGIN
 /DEPENDENT engach
 /METHOD=STEPWISE sex sel attent enghomwk.
Reference

Francis, G. (2007). Multiple linear regression (Section 5.1). In Introduction to SPSS for Windows: v. 15.0 and 14.0 with Notes for Studentware (5th ed.). Sydney: Pearson Education. Support site

  1. Francis, G. (2007). Introduction to SPSS for Windows: v. 15.0 and 14.0 with Notes for Studentware (5th ed.). Sydney: Pearson Education. | Support site