Math, asked by radhikarelhan2016, 1 year ago

The mean of the marks scored by 50 students was found to be 39. Later
on it was discovered that a score of 43 was misread as 23. Find the
correct mean.

Answers

Answered by ganeshtradingburdwan

1

Answer:

39.4

Step-by-step explanation:

Total marks=39×50=1950

Correct value=1950+20=1970

Correct mean=1970/50=39.4

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