Find the missing frequencies in the following distribution , if the su

1.	Find the missing frequencies in the following distribution , if the sum of the frequencies is 120 and the mean is 50.Class0−2020−4040−6060−8080−100Frequency17f132f219
Answer» Find the missing frequencies in the following distribution , if the sum of the frequencies is $120$ and the mean is $50$ . $\begin{matrix} Class & 0 - 20 & 20 - 40 & 40 - 60 & 60 - 80 & 80 - 100 Frequency & 17 & f_{1} & 32 & f_{2} & 19 \end{matrix}$

Find the missing frequencies in the following distribution , if the sum of the frequencies is 120 and the mean is 50.Class0−2020−4040−6060−8080−100Frequency17f132f219

Answer»

Find the missing frequencies in the following distribution , if the sum of the frequencies is $120$ and the mean is $50$ .

$\begin{matrix} Class & 0 - 20 & 20 - 40 & 40 - 60 & 60 - 80 & 80 - 100 Frequency & 17 & f_{1} & 32 & f_{2} & 19 \end{matrix}$