Stem and Leaf Plot

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 a stem-and-leaf plot?

Back

The purpose of a stem-and-leaf plot is to organize data in a way that allows for easy visualization of its distribution while preserving the actual data values.

Front

How can you determine the number of data points from a stem-and-leaf plot?

Back

Count the total number of leaves in the plot; each leaf represents one data point.

Front

What is the advantage of using a stem-and-leaf plot over a histogram?

Back

A stem-and-leaf plot retains the original data values, while a histogram only shows frequency distribution.

Front

How do you create a stem-and-leaf plot from a data set?

Back

1. Organize the data in ascending order. 2. Identify the stems and leaves. 3. Write the stems in a vertical column and the corresponding leaves to the right.

Front

What is the significance of the leaves in a stem-and-leaf plot?

Back

Leaves provide detailed information about the data distribution, showing how many values fall within each stem category.

Front

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

Back

To find the median, list all the data values represented by the plot, then locate the middle value.