We know that,
Where, = Mean, xi = values of x and fi = frequency for that x.
⇒ = 25
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The number of children in 100 families is as shown:
Find the Arithmetic mean.Rajasthan Board Mathematics
If the arithmetic mean of the following distribution is 1.46. Find the missing frequencies.
Rajasthan Board Mathematics
The weights of students of a class are given in the table below:
Find the mean.Rajasthan Board Mathematics