Question

14,17,22,2,22,n

mean=16

Answer 1

see u hv six observations out of which one is not given but denoted by n

sum of all observations
Mean = ---------------------------
total number of observations

we can say Mean * total number of observations = sum of all observations

Answer 2

what?

Answer 3

i'm just 7th grade

Answer 4

(14+17+22+2+22+n)/6 = 16

Solve for n.

Answer 5

yup

Answer 6

here mean = 16
number of observations = 6
so using above formula, sum of observations = 16 * 6 = 96

also
14 + 17 + 22 + 2 + 22 + n = 77 + n

77 + n = 96
n = 96 - 77
n = 19

Answer 7

where did 77 come from?

Answer 8

by adding the numbers..

Answer 9

o

Answer 10

hv u understood it now????