The table below shows the daily expanditure on food of 25 household in a locality . Daily expanditure in ₹ 100- 150 , 150-200, 200- 250, 250- 300, 300- 350 , No of householdes 4, 5 , 12, 2 , 2. lesson stats class 10
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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
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