While calculating the average of a batsman as 36 in 100 matches that he played, one of the scores 90 was incorrectly noted as 40. The percentage error is
(a) 0.5% (b) 1.21% (c) 1.34% (d) 1.36%
While calculating the average of a batsman as 36 in 100 matches that he played, one of the scores 90 was incorrectly noted as 40. The percentage error is
(a) 0.5% (b) 1.21% (c) 1.34% (d) 1.36%
Correct sum =
Correct average = . Error =
Error % =
%=