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An IERI – International Educational Research Institute Journal

Table 4 Descriptive statistics for continuous variables

From: Personality, competencies, and life outcomes: results from the German PIAAC longitudinal study

 

Mean

Standard deviation

Range

No. items

Reliability estimate

Extraversion

5.03

1.15

1–7 (totally disagree–totally agree)

3

.69b

Ageeableness

5.44

.95

1–7 (totally disagree–totally agree)

3

.41b

Conscientiousness

5.78

.94

1–7 (totally disagree–totally agree)

3

.59b

Emoional Stability

4.17

1.26

1–7 (totally disagree–totally agree)

3

.62b

Openness

4.83

1.17

1–7 (totally disagree–totally agree)

3

.56b

Numeracya

280.48

49.53

76–446 points

 

.93c

Literacya

277.55

45.42

113–406 points

 

.93c

Age

43.20

13.87

19–67 years

1

 

Income

2610.99

2759.98

EUR 0–86.666.67

1

 

Health

3.78

.96

1–5 (very good–bad)

1

 

Life satisfaction

7.40

1.27

1–10 (totally unsatisfied–totally satisfied)

12

.81b

  1. aBased on first plausible value
  2. bCronbach’s alpha
  3. cEstimated as the square root of the correlation between literacy and numeracy