if the mean of 8 ,x,4,and 12 is 10 then find the x
plz help me fast
Answers
Answered by
1
Step-by-step explanation:
mean= sum of all observations/no of observation
10=( 8+x+4+12)/4
40= 24+x
x= 40-24= 16
Answered by
0
Step-by-step explanation:
mean =sum of the observations/ number of observations
mean= 8+4+12+x/4
= 24+x/4
10=24+x/4
40=24+x
40-24=x
16=x
mean =16
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