Question

The table below shows the daily expenditure on food of 25 households in a locality.
Daily expenditure (in Rupees) 100-150 150-200 200-250 250-300 | 300-350
Number of house holds
4
5
12
2
2
Find the mean daily expenditure on food by a suitable method.
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Answer 1

Answer:

Daily Expense Households (fi) Mid Point (xi) fi xi

100 - 150 4 125 500

150 - 200 5 175 875

200 - 250 12 225 2700

250 - 300 2 275 550

300 - 350 2 325 650

25 5275

Mean =

∑fi

∑fixi

=

25

5275

=211