Range (mathematics)

High school (ages 12+)
Mathematics & Numbers

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/range-mathematics

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the primary use?To provide a quick and simple measure of data dispersion or spread
2. What is the related measures of dispersion?Variance, Standard Deviation, Interquartile Range (IQR)
3. What is the range in mathematics?The range is the difference between the highest and lowest numbers in a set. It shows how far the numbers spread out.
4. How do you calculate the range?Find the biggest number (maximum) and the smallest number (minimum). Subtract the minimum from the maximum: R = Xmax - Xmin.

Dispersion: A measure of how spread out or scattered a set of data values are.
Outlier: A data point that is significantly different from other observations in the dataset.
Dataset: A collection of individual data points or values organized for analysis.