std 7,15,-7,-4,-1

Lösung

standardabweichung

7, 15, - 7, - 4, - 1

8.94427 \dots

Schritte zur Lösung

Berechne die Varianz:

80

Berechne

σ (X) = i = 1 \sum n \frac{( x _{i} - x ˉ ) ^{2}}{n - 1} : 8.94427 \dots

8.94427 \dots

6 c 4

10 n C r 0

a r i t hm e t i c m e an 2, - 2, - 42

C (6, 5)

s t d 23, 98, 56, 79, 33, 46, 19, 14