Mean of 8 numbers was found to be 54.Lateron,it was detected that an observation 32 was misread as 23,then the correct mean of observation is
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Answer:
Answer is 52.875
Step-by-step explanation:
Mean 54
Numbers = 8
sum of numbers = 432
wrong no = 32
Sum of correct numbers= 432-32
= 400
correct number= 23
sum of all the numbers = 400+23
= 423
Correct mean=423/8
52.875
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