Tally Chart Bar Graph Picture Graph Line Plot Data Investigation Using tallies to track data. Tallies get grouped in sets of 5 – four straight lines and a diagonal line across A graph that uses bars to represent data. They can be vertical or horizontal A graph that uses pictures to represent data. Each picture holds a value that is shown in a key A line plot looks like a number line at the bottom and uses X to show data being graphed. The X’s hold one value and the numbers hold a different value Data is the information collected from doing an investigation or survey Asking a question that you want to get more information about and you prepare a survey for Coordinate Grid A coordinate grid has lines on an x and y axis. Points can be plotted on this grid. These points are located with ordered pairs. Ordered Pair The coordinates being used to locate a point on a grid. The first number in the pair tells how far to the right it is, the second tells how far up Survey The question being asked to gather data A key holds the information needed to read the information in the graph Key