Q5 of 79 Page 24

Find the value of p for the following distribution whose mean is 16.6.

x:

8

12

15

p

20

25

30

f :

12

16

20

24

16

8

4

Given, mean = 16.6

= 16.6

24p = 432

p = = 18

Find the mean of the following data is 20.6. Find the value of p.

If the mean of the following data is 15. Find p.

x :	5	10	15	20	25
f :	6	p	6	10	5

Find the missing value of p, for the following distribution whose mean is 12.58.

x:	5	8	10	12	p	20	25
f :	2	5	8	22	7	4	2

Find the missing frequency (p) for the following distribution whose mean is 7.68.

x:	3	5	7	9	11	13
f :	6	8	15	p	8	4

Questions · 79

24. Measures of Central Tendency

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Find the value of p for the following distribution whose mean is 16.6.x:81215p202530f :121620241684