Question

1. Look at the cumulative frequency distribution table given below:
Monthly income
Number of families
More than 10,000
100
More than 15,000
85
More than 20,000
More than 25,000
More than 30,000
37
More than 35.000
15
Number of families having income range * 20,000 to 25,000 is
(a) 19
(b) 13
(c) 16
(d) 22
50

Answer 1

19 families having income range  20,000 to 25,000

Step-by-step explanation:

Monthly income      Number of families (CF)

More than 10,000        100                        

More than 15,000         85

More than 20,000        69

More than 25,000        50

More than 30,000         37

More than 35.000         15

10000 - 15000               15

15000 - 20000              16

20000 - 25000             19

25000 - 30000             13

30000 - 35000             22

35000 +                         15

Number of families having income range  20,000 to 25,000 is  19

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Answer 2

Answer:

13

Step-by-step explanation:

20000 to 25000is 13

It is correct answer pakka

30000- more. 15

25000-30000. 37-15=22

20000-25000. 50-37=13

15000-20000. 69-50=19

10000-15000. 85-69=16

5000-10000. 100-85=15

20000-25000=50-37=13

Hence correct answer is 13

not 19 at et all ok don't be confuse