if the mean of 7,9,X,13,6 is 8,find the value of X.
Answers
Answered by
96
X= (7 +9+x+13+6)÷5
8=(35+x)÷5
40=35+x
x=40-35
∴x=5
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8=(35+x)÷5
40=35+x
x=40-35
∴x=5
HOPE IT HELPED YOU..PLZ GIVE ME A BRAINLIEST IF IT IS CORRECT!!
Answered by
41
Mean = Sum of all the observations / No. of observations
Mean = 7+9+X+13+6/5
8 = 35+X / 5
8×5 = 35+X
40-35 = X
5 = X
Mean = 7+9+X+13+6/5
8 = 35+X / 5
8×5 = 35+X
40-35 = X
5 = X
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