Math, asked by AishwaryaLALALA, 3 months ago

mean of 9 observations was 34. later on it was discovered that observation 81 was misread as 18, then the correct mean is

Answers

Answered by srs24

0

Answer:

the answer is 42

Step-by-step explanation:

Difference = 81 - 18 = 63

So, change in avg. = +639=+7

Correct Avg. = 35 + 7 = 42

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