The mean of the following distribution is–

X : 145 155 165 175
F : 10 12 15 10
(A) 159.7
(B) 160.3
(C) 162.1
(D) 165.9

Anurag Mishra Professor Asked on 13th July 2016 in Commerce.
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    Answer: (B) 160.3

    Anurag Mishra Professor Answered on 14th July 2016.
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