A collection of numbers, geometric figures, letters, or other objects that have some characteristic in common.
Without Blue or Brown
: How many students have a particular color of hair and eyes in a class of 30 students?
: Given certain parameters, how many students can possibly be taking math and English, science and English, and math and science?
Mean, Median, and Mode: Is One Always Larger?
: Compare the relative size of different measures of center in various data sets.
Combining Data Sets
: Examine changes in measure of center when you combine groups of data.