Question

water. Find the volume ol water filled
52. The below table shows the daily profit of 100 shopkeeper.
Daily Profit (In Rs.) 0-100 100-200 200-300 300-400 400-500
No. of shopkeepr 12
18
27
20
17
500-600
6
Find the mean daily profit by step-deviation method.​

Answer 1

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C.I f

i

c.f

0−100 12 12

100−200 18 30

200−300 27 57

300−400 20 77

400−500 17 94

500−600 6 100

∑f

i

=100

n=∑f

i

=100 then,

2

100

=50

∴ Medianclass=200−300

The, l=200,c.f=30,f=27 and h=100

⇒ Median=l+

f

2

n

−c.f

×100

=200+

27

50−30

×100

=200+74.07

∴ Median=274.07