Dot Plots, Frequency, Stem & Leaf

Front

What is a dot plot?

Back

A dot plot is a simple way to display data using dots. Each dot represents one data point.

Front

How do you read a dot plot?

Back

You count the number of dots above each value to see how many times that value occurs.

Front

What does frequency mean in data?

Back

Frequency is the number of times a particular value appears in a data set.

Front

What is a stem-and-leaf plot?

Back

A stem-and-leaf plot is a way to display data where each number is split into a 'stem' (the leading digit) and a 'leaf' (the trailing digit).

Front

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

Back

List the stems in a vertical column and write the leaves next to their corresponding stems.

Front

What is the highest value in a data set?

Back

The highest value is the largest number in the data set.

Front

How do you find the total number of data points in a dot plot?

Back

Count all the dots in the dot plot.

Front

What does it mean if a dot plot has a lot of dots in one area?

Back

It means that many data points have similar values.

Front

How can you determine the mode from a dot plot?

Back

The mode is the value with the most dots above it.

Front

What is the purpose of using a frequency table?

Back

A frequency table organizes data to show how often each value occurs.