Q. 44.0( 2 Votes )

# The following table gives the number of children of 150 families in a village

Find the average number of children per family.

Answer :

Let the assumed mean (A) = 2

Average number of children per family = A +

= 2 + =

= 2.35 (approx)

Rate this question :

The following distribution shows the daily pocket allowance given to the children of a multistory building. The average pocket allowance is Rs. 18.00. Find out the missing frequency.

Find the mean of each of the following frequency distributions:

RD Sharma - MathematicsThe mean of the following frequency distribution is 62.8 and the sum of all the frequencies is 50. Compute the missing frequency is 50. Compute the missing frequency.

For the following distribution, calculate mean using all suitable methods:

The table below shows the daily expenditure on food of 25 households in a locality.

Find the mean daily expenditure on food by a suitable method.

If the mean of the following distribution is 27, find the value of p.

Find the mean of each of the following frequency distributions:

RD Sharma - MathematicsFind the mean of each of the following frequency distributions:

RD Sharma - Mathematics