Find the mean, mode, median and range
Mode = 7
Median = 9
Mean = 13
Mean = 13
Range = 43
The median is the best measure of central tendancy.
The median is the best because most of the numbers are close to 9
How many shirts should I buy for the next 30 weeks?
9 x 30 = 270
130 x 3 = 390
