Math, asked by poleboinasiri, 5 months ago

samplemean of a set of 20 data points be 30. If it is discovered that a data point having value 25 was incorrectly entered as 15.What should be the revised value of the mean​

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Answered by amritrajji1996
1

Answer:

so resived value sample mean =580/90= 30.52 .

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