Dot Plots and Stem & Leaf Plots

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

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, that helps to visualize the shape of a distribution.

Front

How do you find the range of a data set?

Back

The range is found by subtracting the smallest value from the largest value in the data set.

Front

What does it mean to have a mode in a data set?

Back

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

Front

What is the median of a data set?

Back

The median is the middle value when the data points are arranged in order.

Front

How do you determine the frequency of a value in a dot plot?

Back

The frequency is determined by counting how many dots are above each value on the number line.

Front

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

Back

The purpose of a stem-and-leaf plot is to organize data while preserving the original values, making it easier to see the distribution.

Front

How can you tell which day had the most sales from a stem-and-leaf plot?

Back

You can tell by looking for the stem with the highest number of leaves, which represents the highest frequency of sales.

Front

What is a key in a stem-and-leaf plot?

Back

A key explains how to read the plot, showing what each stem and leaf represents.

Front

How do you calculate the difference between two values in a data set?

Back

To calculate the difference, subtract one value from the other.