Math, asked by deepakshah16001, 1 month ago

Mean of a series with 50 terms to 80; But afterwards it was noted that three terms 63, 47 and 8 were misread as 36,74 and 63. Find correct

Answers

Answered by Anonymous
0

Step-by-step explanation:

When misread as 36,74 and 63 mean of 50 terms = 80

total sum= 50*80= 4000

Correct terms are 63, 47 and 8. so 63-36= 27

47-74= - 27

8-63= -53

So net is 27-27-53=-53 from total to yield= 4000-53= 3947 is the correct mean

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