Question

The mean marks scored by 40 students were found to be 60.later it was observed that a score of 48 was misread as 84. then the correct mean is ​

Answer 1

calcυlaтe мean oғ 40 ѕтυdenт =60

calcυlaтe ѕυм oғ тнeѕe ѕтυdenт мarĸѕ =40×60=2400

correcт ѕυм oғ тнeѕe ѕcore =2400-84+48

=2448-84

=2364

ѕo, тнe correcт мean =2364/40

=59.1

Answer 2

Answer:

51.9

Step-by-step explanation:

this is the answer.