Dot Plots

Front

What is a dot plot?

Back

A dot plot is a statistical chart that consists of data points plotted on a simple scale, using dots to represent the frequency of each value.

Front

How do you create a dot plot?

Back

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

Front

What does it mean to rank data?

Back

Ranking data means arranging the values in a specific order, usually from least to greatest.

Front

What is the mean (average) of a data set?

Back

The mean is calculated by adding all the values in a data set and then dividing by the total number of values.

Front

How do you find the minimum value in a data set?

Back

The minimum value is the smallest number in the data set.

Front

What is the maximum value in a data set?

Back

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

Front

How do you calculate the range of a data set?

Back

The range is calculated by subtracting the minimum value from the maximum value.

Front

What is the median of a data set?

Back

The median is the middle number when the data set is ordered from least to greatest. If there is an even number of values, the median is the average of the two middle numbers.

Front

What is frequency in a dot plot?

Back

Frequency refers to how many times a particular value appears in the data set.

Front

What is a data set?

Back

A data set is a collection of related values or observations that can be analyzed.