Math, asked by alyssa1411, 11 months ago

The mean of 12 observations is 65. Later on it was observed that number 75 was misread as 57. Find the correct mean.

Answers

Answered by Anonymous

1

Answer:66.5

Step-by-step explanation:

12=65

75-57=18

It means, 18 no. Less was read in 12 observations. So,

18/12=3/2=1.5

65.0+1.5=66.5

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