Dot Plots

Front

What is a dot plot?

Back

A dot plot is a statistical chart that uses dots to represent the frequency of data points in a dataset.

Front

How do you read a dot plot?

Back

To read a dot plot, count the number of dots above each value to determine how many times that value occurs in the dataset.

Front

What does each dot in a dot plot represent?

Back

Each dot in a dot plot represents one occurrence of a data point.

Front

Why are dot plots useful?

Back

Dot plots are useful for visualizing small sets of data and for identifying patterns, trends, and outliers.

Front

What is the difference between a dot plot and a bar graph?

Back

A dot plot shows individual data points, while a bar graph summarizes data into categories with bars representing frequency.

Front

How can you create a dot plot from a list of numbers?

Back

To create a dot plot, list the unique values on a horizontal line and place a dot above each value for every occurrence in the dataset.

Front

What is the mode in a dataset?

Back

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

Front

How can you find the mode using a dot plot?

Back

The mode can be found by identifying the value with the most dots above it in the dot plot.

Front

What is the range of a dataset?

Back

The range is the difference between the highest and lowest values in a dataset.

Front

How do you calculate the range from a dot plot?

Back

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