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The mean of discrete observations y(1)...

The mean of discrete observations `y_(1), y_(2), …, y_(n)` is given by

A

`(sum_(i=1)^ny_i)/n`

B

`(sum_(i=1)^ny_i)/(sum_(i=1)^ni)`

C

`(sum_(i=1)^(n)y_i f_i)/n`

D

`(sum_(i=1)^(n)y_i f_i)/(sum_(i=1)^(n)f_i)`

Text Solution

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The correct Answer is:
A
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