The mean of 8 observation is 25. If an observation 18 is removed then find the mean
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let the sum of observations be x
thus, x/8=25
x=200
when 18 is removed observations become 7
thus, x-18/7=?
200-18/7=182/7=26
ANS=26
thus, x/8=25
x=200
when 18 is removed observations become 7
thus, x-18/7=?
200-18/7=182/7=26
ANS=26
sabarinathcs:
GOOD..
thank you that means a lot:)
Answered by
1
hence the answer is 26
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