All about Averages

What branch of mathematics contains "averages"?

A team has a mean of 3 goals per game from 9 games. How many goals has the team scored?

Which of these is not an average?

Which average can you use to find the "average colour of car in a car park"?

Find the mode of this set of numbers: 4, 6, 3, 6, 4, 3, 5, 6

Which average is calculated by placing the data in order then choosing the middle value?

Find the mean of this set of numbers: 8, 6, 4, 7, 5

Which of the sets of data below have a median of 15?

Calculate the range of this set of numbers: 18, 23, 15, 17, 26, 23, 21, 19

Find the median of this set of numbers: 3, 7, 7, 8, 10, 10, 11, 14