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Bondary School Mathemation for class 12. Find the missing frequencies in the following frequency distribution whose meanis 31.

Question

Bondary School Mathemation for class

12. Find the missing frequencies in the following frequency distribution

whose meanis 31.

BO

A

12. Find the missing frequencies in the following frequency distribution

whose mean is 50

30

50

20

Total

19

120

13. Find the value of p, when the mean of the following distribution is 20.

17

20

19

2

1

14. The mean of the following distribution is 50.

10

30

50

70

90

f

17

5013

32

7a11

Find the value of a and hence the frequencies of 30 and 70.

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Math
1 month
2021-08-11T14:22:14+00:00
2021-08-11T14:22:14+00:00 1 Answer
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## Answers ( )

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