A) \[\left( a+\frac{1}{a} \right)\overline{X}\]
B) \[\left( a+\frac{1}{a} \right)\frac{\overline{X}}{2}\]
C) \[\left( a+\frac{1}{a} \right)\frac{\overline{X}}{n}\]
D) \[\frac{\left( a+\frac{1}{a} \right)\bar{X}}{2n}\]
Correct Answer: B
Solution :
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