Variables in the Equation
|
|
B
|
S.E.
|
Wald
|
df
|
Sig.
|
Exp(B)
|
Step 1a
|
Cust_Rat
|
,993
|
,065
|
236,917
|
1
|
,000
|
2,699
|
Top_Dev_Hal
|
,263
|
,080
|
10,714
|
1
|
,001
|
1,300
|
Best_Sel_Rank
|
,234
|
,063
|
13,723
|
1
|
,000
|
1,264
|
Price
|
-1,440
|
,071
|
408,978
|
1
|
,000
|
,237
|
Edit_Choice
|
,509
|
,113
|
20,502
|
1
|
,000
|
1,664
|
Constant
|
-,087
|
,088
|
,979
|
1
|
,322
|
,917
|
a. Variable(s) entered on step 1: Cust_Rat, Top_Dev_Hal, Best_Sel_Rank, Price, Edit_Choice.
|
Model Summary
|
Step
|
-2 Log likelihood
|
Cox & Snell R Square
|
Nagelkerke R Square
|
1
|
1760,708a
|
,404
|
,539
|
a. Estimation terminated at iteration number 6 because parameter estimates changed by less than ,001.
|
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
|
753
|
238
|
76,0
|
Option #2 is chosen
|
183
|
854
|
82,4
|
Overall Percentage
|
|
|
79,2
|
a. The cut value is ,500
|
Hosmer and Lemeshow Test
|
Step
|
Chi-square
|
df
|
Sig.
|
1
|
30,068
|
8
|
,000
|
Model Equation:
Choice 2 = >0 = -1.44Price + 0.993CR + 0.509ECH + 0.263TDH + 0.234BSR + є
WTP per upgrade of 1 level per attribute:
Variable
|
Calculation
|
WTP per 1 level upgrade
|
Customer Rating
|
1.44/0.993= 1.45
|
€ 0.90/1.45 = €0.62
|
Editors Choice
|
1.44/0.509= 2.83
|
€ 0.90/2.83 = €0.32
|
Top Developer Hallmark
|
1.44/0.263= 5.47
|
€ 0.90/5.47 = €0.16
|
Best Selling Rank
|
1.44/0.234= 6.15
|
€ 0.90/6.15 = €0.15
|
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