Averages
problem
Bat Wings
Two students collected some data on the wingspan of bats, but each lost a measurement. Can you find the missing information?
problem
Average temperature
The average temperature of six cities is 5$^\circ$C. What is the average temperature when two cities are added?
problem
Number of arms
What is the probability that the next person you meet has an above average number of arms?
problem
Unequal Averages
Play around with sets of five numbers and see what you can discover about different types of average...