Math

Quantitative and Qualitative Numerical data is quantitative - e.g. cost of a shirt Non-numerical data is qualitative - e.g. the colour...

Example 1, x = {2, 3, 7, 15, 18} y = {7, 9, 11, 13, 14} x n y = 7 x u y = 2, 3, 7, 9, 11, 13, 14, 15, 18 u = {7, 8, 9, 10, 11, 12,...

A set is a collection of objects such as numbers, points, shapes, ideas, etc. The individual objects is a set are called the members or ...