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MAD Notes and Practice

The document provides an overview of Mean Absolute Deviation (MAD), including its definition, significance, and calculation steps. It includes practice problems for calculating MAD and identifying quartiles and interquartile range (IQR) for given data sets. The document serves as an educational resource for understanding and applying the concept of MAD.

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2030dickerson.christian
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121 views2 pages

MAD Notes and Practice

The document provides an overview of Mean Absolute Deviation (MAD), including its definition, significance, and calculation steps. It includes practice problems for calculating MAD and identifying quartiles and interquartile range (IQR) for given data sets. The document serves as an educational resource for understanding and applying the concept of MAD.

Uploaded by

2030dickerson.christian
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Name:_____________________________________ Date:_________________________

Mean Absolute Deviation


1. The ____________________________________________ tells how far
away the data values are from the mean.
2. Mean absolute deviation is a measure of ____________________
3. Mean Absolute Deviation can be abbreviated as ____________
4. A small mean absolute deviation means that most values are
_________________ to the mean.
5. A large mean absolute deviation means that the data values
are more __________________ out.
6. To find the mean absolute deviation:

Step 1: Find the ___________________ of the data.


Step 2: Find the ______________________ between
each data value and the mean.
Step 3: Find the ________________ of the
distances in step 2.
Step 4: _______________________ the sum in step 3
by the total number of data values.

7. Find the mean absolute deviation of the data set below:


10 12 10 8 10

© K. Coners, 2016 www.tothesquareinch.com


Name:_____________________________________ Date:_________________________

Practice: Mean Absolute Deviation


#1 Find the mean absolute deviation of the data set below. Round the
answer to the nearest tenth if necessary.
10, 14, 12, 4

#2 Find the mean absolute deviation of the data set below. Round the
answer to the nearest tenth if necessary.
20, 40, 50, 20, 10, 70

#3 Identify Q1, Q2, and Q3, and the IQR of the data set below. Round the
answer to the nearest tenth if necessary.
65, 75, 64, 70, 64, 20, 80, 125

#4 Find the mean absolute deviation of the data set below. Round the
answer to the nearest tenth if necessary.
2.5, 6.5, 9, 19, 20, 2.5

© K. Coners, 2016 www.tothesquareinch.com

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