A pizzeria offers 11 different toppings. Find the number of different kinds of pizza they could make using a. Three toppings b. Five toppings c. Three toppings or five toppings d. All 11 toppings

STAT 30100 Sec 1.1----1.3 Variable: something that takes on multiple values TYPES OF VARIABLES Quantitative: uses numbers Categorical: uses names or labels DISTRIBUTION OF VARIABLES Distribution of a variable: the values a variable takes and how often it takes on each value GRAPHING Categorical: 1) Bar graph -the y axis represents the frequency, x axis shows the values 2) Pie chart -percents must add to be 100% Quantitative 1) Stem and leaf plots -displays actual values of all observations -good for small amounts of data 2) Histogram -displays only total values