Table 1 Mean, minimum and maximum scores, and standard deviations (SD) for the items in the questionnaire, as well the percentage of respondents who indicated “Don’t know”.

From: An emerging consensus in palaeoanthropology: demography was the main factor responsible for the disappearance of Neanderthals

 

Mean

SD

Minimum

Maximum

% Don't Know

Causal factors

Demographic composite (DEM)

3.41

1.13

0

6

 

Allee effects

2.74

1.60

0

6

17.45

Inbreeding

3.12

1.59

0

6

4.67

Population size

4.44

1.36

0

6

2.78

Stochasticity

3.03

1.54

0

6

7.51

Competitive composite (COMP)

2.40

1.41

0

6

 

Cognitive advantage(s)

2.19

1.81

0

6

4.19

Economic advantage(s)

2.63

1.80

0

6

13.15

Morphological advantage(s)

1.51

1.56

0

6

4.67

Social advantage(s)

3.19

1.83

0

6

7.48

Technological advantage(s)

2.60

1.88

0

6

1.40

Environmental composite (ENV)

3.08

1.54

0

6

 

Climatic factors

3.20

1.72

0

6

2.34

Epidemics

2.76

1.72

0

6

30.19

Social attitude scales

Social dominance orientation

2.01

0.99

1

7

 

Speciesism

2.55

1.30

1

7

 

Agreeableness

4.19

0.69

1

5