Question

If the mean of 4, 7, x, 13 and 16 is 10, find x.

Answer 1

Step-by-step explanation:

mean =sum of observation/total observation

mean=10

sum of observation=4+7+x13+16=40+x

total observation =5

10=40+x/5

10×5=40+x

50=40+x

50-40=x

x=10

Answer 2

Answer:

i hope you have got it

Step-by-step explanation:

4+7+×+13+16=10

sigma×/n

=39+x=10×6

x=60-39/21