(16.The mean of 200 items was 50. Later on, itwas discovered that two

1.	(16.The mean of 200 items was 50. Later on, itwas discovered that two items were misreadas 92 and 8 instead of 192 and 88. Find thecorrect mean
Answer» ANSWER:- Since, MEAN of 200 ITEMS = 50 No.ofitems sumof200items =mean sum of 200 items = mean of x no of items 50×200=10,000 wrong sum of 200 items = 10,000 Correct sum = 10,000+192+88-92-8 = 10,280-100 =10,180 ∴ correct mean = 200 10,180 = 50.9 HOPE IT'S HELP UH ❤️

(16.The mean of 200 items was 50. Later on, itwas discovered that two items were misreadas 92 and 8 instead of 192 and 88. Find thecorrect mean

Answer»

Since,

No.ofitems

sumof200items

=mean

sum of 200 items = mean of x no of items

50×200=10,000

wrong sum of 200 items = 10,000

Correct sum = 10,000+192+88-92-8

= 10,280-100

=10,180

∴ correct mean =

200

10,180

= 50.9