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Created: Feb 11, 2009
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Logistic Regression
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Logistic regression results
Dependent Variable: Pregnancy (Success = 1)
Independent Variable(s): BMI, age
Parameter estimates
Variable Estimate Std. Err. Zstat P-value Odds
Ratio
95%
Low. Lim.
95%
Up. Lim.
Intercept 3.3473768 0.86391354 3.8746667 0.0001
BMI -3.6413115E-4 0.032964278 -0.0110462345 0.9912 0.99963593 0.9370917 1.0663545
age -0.07966091 0.01911432 -4.1676035 <0.0001 0.9234294 0.88947403 0.95868105

Test that all slopes are zero
Statistic DF Value P-value
G 1 18.966578 <0.0001

Log-Likelihood = -380.97217
Hosmer-Lemeshow Goodness-of-Fit Test
Statistic DF Value P-value
HL-GOF 8 13.040088 0.1105

Observed/Expected frequencies for HL-GOF
1 2 3 4 5 6 7 8 9 10 Total
Success 26
31.78
34
36.39
47
39.95
39
39.49
43
41.26
43
42.59
43
45.37
51
45.04
48
46.67
39
44.45
413
Failure 36
30.22
28
25.61
17
24.05
22
21.51
19
20.74
19
19.41
21
18.63
11
16.96
14
15.33
16
10.55
203
Total 62 62 64 61 62 62 64 62 62 55 616

Residuals stored in new column: Residuals.

HTML link:
<A href="https://www.statcrunch.com/5.0/viewresult.php?resid=807003">Logistic Regression</A>

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