Unit 8 Vocabulary

uses bars to represent data on a graph

• Bar Graph

• Categories

• Stem-and-Leaf Plot

a collection of information to be analyzed

• Data

• Tally Marks

• Stem-and-Leaf Plot

a way to organize data to show the number of times something occurs using categories, tally marks and numbers

• Frequency Table

• Stem-and-Leaf Plot

• Categories

shows data on a number line using dots or X's

• Dot Plot

• Key or Legend

• Bar Graph

collecting data, usually by asking people questions

• Survey

• Tally Marks

• Bar Graph

a label that shows what items on a graph represent

• Key or Legend

• Tally Marks

• Frequency Table

sets or people, actions, numbers or things on a graph

• Categories

• Tally Marks

• Bar Graph

a method of counting using marks in groups of five

• Tally Marks

• Bar Graph

• Categories

organizes data in ascending order and splits each number into a leaf (the last digit) and a stem (the other digits)

• Stem-and-Leaf Plot

• Tally Marks

• Dot Plot