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Appendix G: model 2. Conjoint analysis with interactions; Involvement and Payment Method



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Appendix G: model 2. Conjoint analysis with interactions; Involvement and Payment Method





Variables in the Equation




B

S.E.

Wald

df

Sig.

Exp(B)

Step 1a

Cust_Rat

1,403

,216

42,375

1

,000

4,067

Top_Dev_Hal

,306

,266

1,324

1

,250

1,358

Best_Sel_Rank

-,153

,209

,539

1

,463

,858

Edit_Choice

1,055

,374

7,977

1

,005

2,873

Price

-1,952

,243

64,632

1

,000

,142

OBJ_INVOLV

-,002

,119

,000

1

,990

,998

Dummy_Pay

,226

,189

1,431

1

,232

1,254

PAY_CR

-,309

,141

4,813

1

,028

,735

PAY_TDH

-,097

,171

,323

1

,570

,907

PAY_BSR

,127

,132

,930

1

,335

1,135

PAY_ECH

-,588

,244

5,810

1

,016

,555

PAY_PRICE

,246

,154

2,546

1

,111

1,279

INV_CR

-,100

,087

1,338

1

,247

,905

INV_TDH

,011

,109

,011

1

,917

1,011

INV_BSR

,156

,086

3,272

1

,070

1,169

INV_ECH

-,080

,151

,278

1

,598

,923

INV_PRICE

,169

,096

3,120

1

,077

1,185

Constant

-,233

,402

,335

1

,563

,792

a. Variable(s) entered on step 1: Cust_Rat, Top_Dev_Hal, Best_Sel_Rank, Edit_Choice, Price, OBJ_INVOLV, Dummy_Pay, PAY_CR, PAY_TDH, PAY_BSR, PAY_ECH, PAY_PRICE, INV_CR, INV_TDH, INV_BSR, INV_ECH, INV_PRICE.




Model Summary

Step

-2 Log likelihood

Cox & Snell R Square

Nagelkerke R Square

1

1742,787a

,409

,546



Classification Tablea




Observed

Predicted




Respondents choice between option 1 and 2

Percentage Correct




Option #1 is chosen

Option #2 is chosen

Step 1

Respondents choice between option 1 and 2

Option #1 is chosen

764

227

77,1

Option #2 is chosen

189

848

81,8

Overall Percentage







79,5

a. The cut value is ,500





Hosmer and Lemeshow Test

Step

Chi-square

df

Sig.

1

18,758

8

,016



Model Equation:
Choice 2 = >0 = – 1.952Price + 1.403CR + 1.055ECH – 0.309PAY*CR - 0.588PAY*ECH + є


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