T Alajärvi

keskiarvo

otoskeskihajonta

populaatiokeskihajonta

A2: 22
A3: 19
A4: 18
A5: 20
A7: 15
A8: 14
A6: 19
C2 = mean(A2:A8)
C4 = stdevp(A2:A8)
C3 = stdev(A2:A8)