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# Unit 4 Math

### Vocabulary terms and definitions for Unit 4: Data Analysis and Probability

TermDefinition
Bar graph a graph that uses rectangular bars to show data
Data a collection of facts
Pictograph a graph that uses the same picture or symbol to show data
Symbol something that stands for something else
Tally Mark a mark used to record data collected in a survey
Chart/table displays data in columns and rows
Picture graph a graph that uses different pictures to show data
Experiment a process used to make a discovery
Category a group or collection of things that belong together
Survey a method of collecting data by asking people questions
Predict to make the best guess that a certain outcome will happen
Compare to find likeness and difference greater than, less than, or equal to ( >, <, = )
Outcome the result of an event of a probability experiment
Probability the chance that a particular outcome will happen
More likely having a greater chance that an outcome will happen
Less likely having a lesser chance that an outcome will happen
Created by: hostetdj