A) 8.6
B) 6.4
C) 10.6
D) 9.6
E) 7.6
Correct Answer: B
Solution :
Mean, \[M=\frac{\left[ \begin{align} & 34+38+42+44 \\ & \,\,\,\,\,\,\,\,\,+46+48+54+55+63+46 \\ \end{align} \right]}{10}\] \[=47\]\[{{x}_{i}}\] | \[|{{x}_{i}}-M|\] |
34 | 13 |
38 | 9 |
42 | 5 |
44 | 3 |
46 | 1 |
48 | 1 |
54 | 7 |
55 | 8 |
63 | 16 |
46 | 1 |
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