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Table 1 Results of hierarchical linear modeling

From: Wisdom of crowds and collective decision-making in a survival situation with complex information integration

Parameter

Random intercept model

Random intercept and slope model

B

SE

p

B

SE

p

Fixed effects

Intercept

      

γ00 (mean score)

3.52

0.36

.00**

3.63

0.34

.00**

γ10 (mean slope: confidence)

−0.13

0.05

.01*

−0.11

0.14

.43

Random effects

eij (level 1 variance)

6.11

0.21

.01*

5.72

0.19

.00**

μ0j (level 2 variance)

1.54

0.58

.01**

1.27

0.62

.04*

μ1j (slope variance: confidence)

   

0.25

0.11

.02*

Information criteria

 AIC

8356.60

8270.98

 BIC (sample size adjusted)

8365.84

8282.48

  1. AIC Akaike Information Criterion, BIC Bayesian Information Criterion
  2. *p < .05, **p < .01