Graphs!

Front

What is a bar graph?

Back

A bar graph is a visual representation of data using bars of different heights or lengths to show the quantity of each category.

Front

How do you read a bar graph?

Back

To read a bar graph, look at the height of each bar to determine the value it represents, and compare the bars to see differences between categories.

Front

What is a dot plot?

Back

A dot plot is a simple way to display data using dots above a number line, where each dot represents one data point.

Front

How do you find the fraction of a group in a dot plot?

Back

To find the fraction, count the number of dots in the category of interest and divide by the total number of dots.

Front

What is a scatterplot?

Back

A scatterplot is a graph that shows the relationship between two variables using points plotted on a coordinate plane.

Front

How do you interpret a scatterplot?

Back

To interpret a scatterplot, look for patterns, trends, or correlations between the two variables represented.

Front

What is a stem-and-leaf plot?

Back

A stem-and-leaf plot is a method of displaying quantitative data where each number is split into a 'stem' (the leading digit) and a 'leaf' (the trailing digit).

Front

How do you find the range in a stem-and-leaf plot?

Back

To find the range, subtract the lowest value from the highest value in the data set.

Front

What is the purpose of a line graph?

Back

A line graph is used to show trends over time by connecting data points with a line.

Front

How do you create a line graph?

Back

To create a line graph, plot the data points on a coordinate plane and connect them with a line.