Explain how to will the mean and the median affected after correcting the score. The instructor entered the test scores from statistics class of 25 students and calculated the mean and median of the scores. After checking it was discovered that the top score was entered wrong as 46 instead of 56.

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boitshupoO

Answered question

2021-01-02

Explain how to will the mean and the median affected after correcting the score.
The instructor entered the test scores from statistics class of 25 students and calculated the mean and median of the scores. After checking it was discovered that the top score was entered wrong as 46 instead of 56.

Answer & Explanation

i1ziZ

i1ziZ

Skilled2021-01-03Added 92 answers

Here, the mean is calculated based on all observation and the median is calculated based on only half of the observations. Hence, after correcting the top score the median won't be affected but the mean test score would increase by 0.4 points (=564625).

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