Value | 1 | 2 | 3 | 4 |
Frequency | 5 | 4 | 0 | \[\alpha \] |
A) 7
B) 9
C) 12
D) 14
Correct Answer: D
Solution :
\[\frac{1.5+2.4+3.0+4\alpha }{5+4+0+\alpha }\,=3\Rightarrow \,\alpha =14\]You need to login to perform this action.
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