Types of Graphs & Graphing

Front

What type of graph is best for showing changes over time?

Back

Line graph

Front

What is the independent variable in a graph?

Back

The variable that is manipulated or changed, typically placed on the x-axis.

Front

What is the dependent variable in a graph?

Back

The variable that is measured or observed, typically placed on the y-axis.

Front

What do the 'whiskers' in a box-and-whisker plot represent?

Back

The minimum and maximum values in the data set (excluding outliers).

Front

What type of graph is used to compare different categories?

Back

Bar graph

Front

What type of graph is used to show parts of a whole?

Back

Pie chart

Front

What is a scatterplot used for?

Back

To show the relationship between two quantitative variables.

Front

In a box-and-whisker plot, what do the quartiles represent?

Back

The 25th percentile (Q1), median (Q2), and 75th percentile (Q3) of the data.

Front

How do you determine the scale for a graph?

Back

Choose a scale that allows all data points to fit comfortably on the graph.

Front

What is the purpose of a histogram?

Back

To show the frequency distribution of a set of continuous data.