What is the average (mean) of the ages of students in a class of seven: 20, 22, 19, 29, 33, 20, 18?
24
23
22
What is the range of the following 10 quiz scores: 15, 19, 10, 6, 0, 7, 6, 15, 14, 2?
19
17
10
What is the definition of range
Just add up all the numbers, then divide by how many numbers there are.
The highest take away the lowest.
The lowest take away the highest.
What is the definition of the mean (average)?
The highest take away the lowest?
Well the maths teacher is mean when I get an answer wrong!