Math, asked by seema5593, 11 months ago

13. The mean of 20 observations is 54. If one observation 42 is misread as 24, find the new mean

Answers

Answered by jgdevipriya200154

9

Answer:

total = 20×54 , 1080 - 24 1056+42 =1098 /20

Step-by-step explanation:

54. 9

Answered by vibodhchoudhary

0

Answer:

54.9

Step-by-step explanation:

20*54=1080

1080-24=1056+42

1098-120=54.9

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