The variance is 13.5833
7 + 4 + 9 + 8 + 2 = 30 So mean = 30/5 = 6 72 + 42 + 92 + 82 + 22 = 214 So variance = 214/5 - 62 = 42.8 - 36 = 6.8
4(9)-11=25 2(9)+7=25 d=9
It is 8.24
six
5.142857143 is the mean.12.43956044 is the variance.3.526976104 is the standard deviation.
Variance = 17.9047619 Standard Deviation = 4.23140188
The variance is 13.5833
7 + 4 + 9 + 8 + 2 = 30 So mean = 30/5 = 6 72 + 42 + 92 + 82 + 22 = 214 So variance = 214/5 - 62 = 42.8 - 36 = 6.8
LCM(9, 11, 4, 7) = 2772.
For 12 10 9 7 7: var=4.5
4(9)-11=25 2(9)+7=25 d=9
Variance = 2.87 (approx).
They are 5, 7, 9 and 11.
0, 1, 4, 5, 6, 7, 8, 9, 9, 9, 11 mean = 6 and 3/11 median = 7 mode = 9
The range is 11.
7.