Example 3: The electricity bill (in rupees) of 50 houses in a certain locality for the period 01-12- 2010 to 28-02-2011 are as follows: 900, 850, 700, 650, 850, 250, 275, 300, 325, 625, 825,775, 825, 850, 890, 700, 600, 400, 300, 250, 275, 300, 500, 750, 825, 900, 675, 550, 575, 200, 275, 600, 325, 350, 425,475,500,375, 250, 625, 725, 675, 825, 875, 625, 300, 200, 450, 600. (i) Draw a frequency distribution table using tally marks. (ii) Make frequency table with intervals as 200 - 300, 300 - 400; and so on. (iii) Draw a histogram for the frequency table ? (iv) How many houses are paying maximum electric bill ? (v) How many houses are paying less than Rs. 500?
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Answer:
HERE YOU GO...
Step-by-step explanation:
Electric bill in (Rs) Number of house (f)
class intervals
150-225 4
225-300 3
300-375 7
375-450 7
450-525 0
525-600 1
600-675 1
675-750 2
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566; and 3556 the houses
Liked 500 So
300 -2 =298
Liked 500 So
300 -2 =298
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