The following table shows the distribution of some families according to expenditure per week .the number of families for two class intervalsare missing. Median =Rs.25 , Mode = Rs.24. calculate the missing frequency and hence the find mean.

0 - 10
10 -20
20 - 30
30 - 40
40 -50
14
x
27
y
15

The provided question is incomplete.

For finding the values of x and y, it is required either to give the total number of families or to provide the relation between x, y and the highest frequency (i.e., whether x > y > 27 and so on).

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