* Study 1*

** 2.1.1 Participants and design ** 

FREQUENCIES VARIABLES=Age Sex
  /STATISTICS=STDDEV MEAN
  /ORDER=ANALYSIS.

** 2.2.1 Preliminary data analyses **

FREQUENCIES VARIABLES=Numeracy
  /STATISTICS=STDDEV SEMEAN MEAN SKEWNESS SESKEW
  /ORDER=ANALYSIS.

** 2.2.2 Effects  of numeracy and presentation format on donations **

UNIANOVA Donation_transformed BY Numeracy_dichotom Condition
  /METHOD=SSTYPE(3)
  /INTERCEPT=INCLUDE
  /PLOT=PROFILE(Numeracy_dichotom*Condition)
  /PRINT=ETASQ DESCRIPTIVE
  /CRITERIA=ALPHA(.05)
  /DESIGN=Numeracy_dichotom Condition Numeracy_dichotom*Condition.

SORT CASES  BY Numeracy_dichotom.
SPLIT FILE LAYERED BY Numeracy_dichotom.

T-TEST GROUPS=Condition(-1 1)
  /MISSING=ANALYSIS
  /VARIABLES=Donation_transformed
  /CRITERIA=CI(.95).

SPLIT FILE OFF.

** Footnote 2 **

CROSSTABS
  /TABLES=Willingness_to_donate BY Numeracy_dichotom
  /FORMAT=AVALUE TABLES
  /STATISTICS=CHISQ CC 
  /CELLS=COUNT ROW COLUMN TOTAL 
  /COUNT ROUND CELL.

CROSSTABS
  /TABLES=Willingness_to_donate BY Condition
  /FORMAT=AVALUE TABLES
  /STATISTICS=CHISQ CC 
  /CELLS=COUNT ROW COLUMN TOTAL 
  /COUNT ROUND CELL.

** Footnote 3 **

REGRESSION
  /MISSING LISTWISE
  /STATISTICS COEFF OUTS R ANOVA
  /CRITERIA=PIN(.05) POUT(.10)
  /NOORIGIN 
  /DEPENDENT ZDonation_transformed
  /METHOD=ENTER ZNumeracy_x2 Condition ZInt_Con_Numx2.

SORT CASES  BY Condition.
SPLIT FILE LAYERED BY Condition.

REGRESSION
  /MISSING LISTWISE
  /STATISTICS COEFF OUTS R ANOVA
  /CRITERIA=PIN(.05) POUT(.10)
  /NOORIGIN 
  /DEPENDENT ZDonation_transformed
  /METHOD=ENTER ZNumeracy_x2.


** 2.2.3 Effects of numeracy and presentation format on mental image **

UNIANOVA Mental_Images BY Numeracy_dichotom Condition
  /METHOD=SSTYPE(3)
  /INTERCEPT=INCLUDE
  /PLOT=PROFILE(Numeracy_dichotom*Condition)
  /PRINT=ETASQ DESCRIPTIVE
  /CRITERIA=ALPHA(.05)
  /DESIGN=Numeracy_dichotom Condition Numeracy_dichotom*Condition.


** 2.2.4 Mental Image underlying affective reactions and donations **

SORT CASES  BY Numeracy_dichotom.
SPLIT FILE LAYERED BY Numeracy_dichotom.

REGRESSION
  /MISSING LISTWISE
  /STATISTICS COEFF OUTS R ANOVA
  /CRITERIA=PIN(.05) POUT(.10)
  /NOORIGIN 
  /DEPENDENT Donation_transformed
  /METHOD=ENTER Mental_Images.

REGRESSION
  /MISSING LISTWISE
  /STATISTICS COEFF OUTS R ANOVA
  /CRITERIA=PIN(.05) POUT(.10)
  /NOORIGIN 
  /DEPENDENT Affect_Scale
  /METHOD=ENTER Mental_Images.

REGRESSION
  /MISSING LISTWISE
  /STATISTICS COEFF OUTS R ANOVA
  /CRITERIA=PIN(.05) POUT(.10)
  /NOORIGIN 
  /DEPENDENT Donation_transformed
  /METHOD=ENTER Mental_Images Affect_Scale.

SPLIT FILE OFF.

** Footnote 4 **

REGRESSION
  /MISSING LISTWISE
  /STATISTICS COEFF OUTS R ANOVA
  /CRITERIA=PIN(.05) POUT(.10)
  /NOORIGIN 
  /DEPENDENT ZMental_Images
  /METHOD=ENTER Condition ZNumeracy_x2 ZInt_Con_Numx2.


* Study 2 *

**3.1.1 Participants and design **

FREQUENCIES VARIABLES=Age Sex
  /STATISTICS=STDDEV MEAN
  /ORDER=ANALYSIS.

** 3.2.1 Preliminary data analyses **

FREQUENCIES VARIABLES=Donation_transformed Numeracy
  /FORMAT=NOTABLE
  /STATISTICS=STDDEV SEMEAN MEAN SKEWNESS SESKEW
  /ORDER=ANALYSIS.

** 3.2.2 Effects of identification, number of victims and numeracy on donations **

UNIANOVA Donation_transformed BY Identifiability_Condition Scope_Condition Numeracy_dichotom
  /METHOD=SSTYPE(3)
  /INTERCEPT=INCLUDE
  /PRINT=ETASQ DESCRIPTIVE
  /CRITERIA=ALPHA(.05)
  /DESIGN=Identifiability_Condition Scope_Condition Numeracy_dichotom 
    Identifiability_Condition*Scope_Condition Identifiability_Condition*Numeracy_dichotom 
    Scope_Condition*Numeracy_dichotom Identifiability_Condition*Scope_Condition*Numeracy_dichotom.

SORT CASES  BY Numeracy_dichotom.
SPLIT FILE LAYERED BY Numeracy_dichotom.

UNIANOVA Donation_transformed BY Identifiability_Condition Scope_Condition
  /METHOD=SSTYPE(3)
  /INTERCEPT=INCLUDE
  /PRINT=ETASQ DESCRIPTIVE
  /CRITERIA=ALPHA(.05)
  /DESIGN=Identifiability_Condition Scope_Condition Identifiability_Condition*Scope_Condition.

** Footnote 6 **

CROSSTABS
  /TABLES=Willingness_to_donate BY Identifiability_Condition
  /FORMAT=AVALUE TABLES
  /STATISTICS=CHISQ 
  /CELLS=COUNT COLUMN 
  /COUNT ROUND CELL.

CROSSTABS
  /TABLES=Willingness_to_donate BY Scope_Condition
  /FORMAT=AVALUE TABLES
  /STATISTICS=CHISQ 
  /CELLS=COUNT COLUMN 
  /COUNT ROUND CELL.

CROSSTABS
  /TABLES=Willingness_to_donate BY Numeracy_dichotom
  /FORMAT=AVALUE TABLES
  /STATISTICS=CHISQ 
  /CELLS=COUNT COLUMN 
  /COUNT ROUND CELL.

** Footnote 7 **

REGRESSION
  /MISSING LISTWISE
  /STATISTICS COEFF OUTS R ANOVA
  /CRITERIA=PIN(.05) POUT(.10)
  /NOORIGIN 
  /DEPENDENT ZDonation_transformed
  /METHOD=ENTER ZNumeracy_x2 Identifiability_Condition Scope_Condition Int_Scope_Ident 
    ZInt_Ident_Scope_Numx2 ZInt_Ident_Numx2 ZInt_Scope_Numx2.

** 3.2.3 Mental images underlying affective reactions and donations

UNIANOVA Mental_Images BY Identifiability_Condition Scope_Condition Numeracy_dichotom
  /METHOD=SSTYPE(3)
  /INTERCEPT=INCLUDE
  /PRINT=ETASQ DESCRIPTIVE
  /CRITERIA=ALPHA(.05)
  /DESIGN=Identifiability_Condition Scope_Condition Numeracy_dichotom 
    Identifiability_Condition*Scope_Condition Identifiability_Condition*Numeracy_dichotom 
    Scope_Condition*Numeracy_dichotom Identifiability_Condition*Scope_Condition*Numeracy_dichotom.

REGRESSION
  /MISSING LISTWISE
  /STATISTICS COEFF OUTS R ANOVA
  /CRITERIA=PIN(.05) POUT(.10)
  /NOORIGIN 
  /DEPENDENT ZMental_Image
  /METHOD=ENTER ZNumeracy_x2 Identifiability_Condition Scope_Condition Int_Scope_Ident 
    ZInt_Ident_Scope_Numx2 ZInt_Ident_Numx2 ZInt_Scope_Numx2.

SORT CASES  BY Numeracy_dichotom.
SPLIT FILE LAYERED BY Numeracy_dichotom.

REGRESSION
  /MISSING LISTWISE
  /STATISTICS COEFF OUTS R ANOVA
  /CRITERIA=PIN(.05) POUT(.10)
  /NOORIGIN 
  /DEPENDENT Donation_transformed
  /METHOD=ENTER Mental_Images.

REGRESSION
  /MISSING LISTWISE
  /STATISTICS COEFF OUTS R ANOVA
  /CRITERIA=PIN(.05) POUT(.10)
  /NOORIGIN 
  /DEPENDENT Donation_transformed
  /METHOD=ENTER Mental_Images Affect_Scale.

REGRESSION
  /MISSING LISTWISE
  /STATISTICS COEFF OUTS R ANOVA
  /CRITERIA=PIN(.05) POUT(.10)
  /NOORIGIN 
  /DEPENDENT Affect_Scale
  /METHOD=ENTER Mental_Images.

CORRELATIONS
  /VARIABLES=Donation_transformed Affect_Scale Mental_Images Impact
  /PRINT=TWOTAIL NOSIG
  /MISSING=PAIRWISE.

SPLIT FILE OFF.

* 3.2.4 Combined mediation analysis *

SORT CASES  BY Numeracy_dichotom.
SPLIT FILE LAYERED BY Numeracy_dichotom.

REGRESSION
  /MISSING LISTWISE
  /STATISTICS COEFF OUTS R ANOVA
  /CRITERIA=PIN(.05) POUT(.10)
  /NOORIGIN 
  /DEPENDENT Donation_transformed
  /METHOD=ENTER Mental_Images.

REGRESSION
  /MISSING LISTWISE
  /STATISTICS COEFF OUTS R ANOVA
  /CRITERIA=PIN(.05) POUT(.10)
  /NOORIGIN 
  /DEPENDENT Donation_transformed
  /METHOD=ENTER Mental_Images Affect_Scale.

REGRESSION
  /MISSING LISTWISE
  /STATISTICS COEFF OUTS R ANOVA
  /CRITERIA=PIN(.05) POUT(.10)
  /NOORIGIN 
  /DEPENDENT Affect_Scale
  /METHOD=ENTER Mental_Images.

SPLIT FILE OFF.