From: The Optimism–Pessimism Short Scale–2 (SOP2): a comprehensive validation of the English-language adaptation
M
SD
Skewness
Kurtosis
UK
DE
Aggregate scale score
4.41
4.64
1.41
1.36
−0.39
−0.35
−0.20
−0.43
Item 1
4.50
4.71
1.55
1.44
−0.56
−0.50
−0.19
Item 2
4.32
4.57
1.69
1.56
−0.22
−0.30
−0.90
−0.75