The mean and median were calculated for a data set of 8 scores where the maximum

Question

The mean and median were calculated for a data set of 8 scores where the maximum value in the set was 50. Later it is determined that the score of 50 was incorrect and should have been an 80. If the correction is made and that score of 50 is changed to 80, then if the mean and median are recalculated,

the mean and median would both increase

the mean would increase and the median would remain the same

the mean would remain the same and the median would increase

the mean and median would both remain the same

the mean and median would both increase

the mean would increase and the median would remain the same

the mean would remain the same and the median would increase

the mean and median would both remain the same

Explanation / Answer

Mean will change as sum will increase by 30 but median remains the same since only the last extreme is changed.

the mean would increase and the median would remain the same is the answer

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