write the arthametic means of 9,4,3,x,10,5,6 and 4 is 6. Find the value of x.
Answers
Step-by-step explanation:
Given:-
The arthametic means of 9,4,3,x,10,5,6 and 4 is 6.
To find:-
Find the value of x.
Solution:-
Given observations are 9,4,3,x,10,5,6 and 4
Sum of all observations =
9+4+3+x+10+5+6+4
=41+x
Number of all observations = 8
Mean = 6
We know that
Mean = Sum of all observations/Number of all observations
=>(41+x)/8 = 6
=>41+x = 6×8
=>41+x = 48
=>x = 48-41
=>x = 7
Answer:-
The value of x for the given problem is 7
Check:-
The observations are 9,4,3,7,10,5,6 and 4
Mean = Sum of all observations/Number of all observations
=>Mean = (9+4+3+7+10+5+6+4)/8
=>Mean = 48/8
Mean = 6
Verified the given relations
Used formulae:-
- Mean = Sum of all observations/Number of all observations
Answer:
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Step-by-step explanation:
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