if the mean of 3,5,7,9 X is 5 find the value of x
Answers
Answered by
103
Mean = sum of observation/No. of observation
Mean = 3+5+7+9+x/5
5 = 24+x/5
5*5 = 24+x
25 = 24+x
x = 25-24
x = 1
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MARK AS A BRILLIANT
Mean = 3+5+7+9+x/5
5 = 24+x/5
5*5 = 24+x
25 = 24+x
x = 25-24
x = 1
(I HOPE IT HELPS U)
MARK AS A BRILLIANT
Answered by
28
x' = Σ Xi / n.
Where X = number of numbers you adding up and n= the number of observation!!
Thus, for our initial data set:
3 + 5 + 7 + 9 + X/5 = 5
24 + X = 25
X = 1
Where X = number of numbers you adding up and n= the number of observation!!
Thus, for our initial data set:
3 + 5 + 7 + 9 + X/5 = 5
24 + X = 25
X = 1
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