the average of 11.03 ,12.1, 13.0 9 and X is 12.5 7 then find x
Answers
Answer:
22.92
Step-by-step explanation:
(11.03 + 12.1 +13.09 + x) / 2 = 12.57
The value of x = 14.06
Correct question : The average of 11.03 ,12.1, 13.09 and x is 12.57 then find x
Given :
The average of 11.03 ,12.1, 13.09 and x is 12.57
To find :
The value of x
Solution :
Step 1 of 2 :
Form the equation to calculate the value of x
Here the given observations are 11.03 ,12.1, 13.09 and x
Number of observations = 4
Sum of the observations
= 11.03 + 12.1 + 13.09 + x
= x + 36.22
Since average of 11.03 ,12.1, 13.09 and x is 12.57
So by the given condition
Step 2 of 2 :
Calculate the value of x
Hence the required value of x = 14.06
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