How do you find the MEAN?
ADD all the numbers
then DIVIDE by how much data
How do you find the RANGE?
Biggest number SUBTRACT smallest number
How do you find the AVERAGE?
Find the MEAN
How do you work out how many degrees needed when working with PIE CHARTS?
360 degrees ÷ total number of items
MULTIPLY by number needed
How do you make a PROBABILITY?
Make a FRACTION
What do you need to remember when drawing a bar graph?
Use a consistent scale (steps of 1, 10 or 100)
Use labels on the axis