Q5 of 141 Page 8

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

x :

8

12

15

p

20

25

30

y :

12

16

20

24

16

8

4

Given,

Mean = 16.6

= 16.6

24p + 1228 = 1660

24p = 1660 – 1228

24p = 432

p = = 18

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

x:	10	15	p	25	35
y:	3	10	25	7	5

If the mean of the following data is 15, find p.

x :	5	10	15	20	25
y :	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
y:	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
y:	6	8	15	p	8	4

Find the value of p for the following distribution whose mean is 16.6x :81215p202530y :121620241684