Question

The annual profits earned by 30 shops in a locality give rise to the following distribution :
Profit (in lakhs) Number of shops (frequency)
More than or equal to 5 30
More than or equal to 10 28
More than or equal to 15 16
More than or equal to 20 14
More than or equal to 25 10
More than or equal to 30 7
More than or equal to 35 3
Draw both ogives for the data above. Hence obtain the median profit.

Answer 1

Answer:

median = 16

Step-by-step explanation:

Profit (In lakhs in Rs) Number of shops (frequency)    Frequency

More than or equal to 5 30                                          2

More than or equal to 10 28                                           12

More than or equal to 15 16                                           2

More than or equal to 20 14                                           4

More than or equal to 25 10                                           3

More than or equal to 30 7                                           4

More than or equal to 35 3                                          3

Profit  No of shops  Profits less than C.F

0-10          2                 10                 2

10-15 12                 15                 14

15-20 2                 20                 16

20-25 4                 25                 20

25-30 3                 30                 23

30-35 4                 35                 27

35-40 3                 40                 30

median = 16