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Math Vocabulary
Chapter 8
Question | Answer |
---|---|
bar graph | A graph that uses bars to show data |
range | the difference between the greatest and the least number in a set of data |
double-bar graph | a bar graph used to compare similar kinds of data |
data | information collected about people or things |
circle graph | a graph in the shape of a circle that shows data as a whole made up of different parts |
x-axis | the horizontal line on a coordinate grid or plane |
y-axis | the vertical line on a coordinate grid or plane |
coordinate grid | a grid formed by a horizontal line called the x-axis and a vertical line called the y-axis |
origin | the point where the x-axis and the y-axis intersect |
ordered pair | a pair of numbers used to locate a point on a coordinate grid. The first number tells how far to move horizontally, and the second number tells how far to move vertically |
x-coordinate | the first number in an ordered pair; it tells the distance to move horizontally |
y-coordinate | the second number in a ordered pair; it tells the distance to move vertically |
line graph | a graph that uses a line to show how data change over a period of time |
trends | on a graph, areas where the data increase, decrease, or stay the same over time |
function table | a table that matches each input value to an output value |
scale | a series of numbers placed at fixed distances on a graph to help label the graph |
interval | the distance between two numbers on the scale of a graph |