Question

if the average of 8 observations is 5,if an observation 12 is removed,then the average of new set of observation

Answer 1

Answer:

mean average =4

Step-by-step explanation:

given average= 5

number of observation=8

sum of observation=40(5×8)

12 is out

now, sum of observation=28

number of observation=7

average=4

Answer 2

Answer:

pls thank my answer and mark as brainliest