Q144.Direction of the question: Solve the following question and mark the best possible option.
In a group of 10 students, the mean of the lowest 9 scores is 42 while the mean of the highest 9 scores is 47. For the entire group of 10 students, the maximum possible mean exceeds the minimum possible mean by
Save
Check
Details
Q144
29 Nov 2020
Q144.Direction of the question: Solve the following question and mark the best possible option.
In a group of 10 students, the mean of the lowest 9 scores is 42 while the mean of the highest 9 scores is 47. For the entire group of 10 students, the maximum possible mean exceeds the minimum possible mean by
