Stem-and-Leaf Plots

Front

What is a stem-and-leaf plot?

Back

A stem-and-leaf plot is a method of displaying quantitative data in a graphical format, similar to a histogram, to retain the original data values while showing their distribution.

Front

What does the 'stem' represent in a stem-and-leaf plot?

Back

The 'stem' represents the leading digit(s) of the data values.

Front

What does the 'leaf' represent in a stem-and-leaf plot?

Back

The 'leaf' represents the trailing digit(s) of the data values.

Front

How do you read a stem-and-leaf plot?

Back

To read a stem-and-leaf plot, combine the stem with each leaf to form the original data values.

Front

What is the purpose of using a stem-and-leaf plot?

Back

The purpose is to organize data to easily see its shape, distribution, and to identify specific values.

Front

How can you find the median from a stem-and-leaf plot?

Back

To find the median, list all the data values represented in the plot and find the middle value.

Front

What is the mode in a data set?

Back

The mode is the value that appears most frequently in a data set.

Front

How can you identify the mode using a stem-and-leaf plot?

Back

The mode can be identified by looking for the stem with the most leaves.

Front

What is the range of a data set?

Back

The range is the difference between the highest and lowest values in the data set.

Front

How do you calculate the range from a stem-and-leaf plot?

Back

To calculate the range, identify the highest and lowest values from the plot and subtract the lowest from the highest.