MAD Mean Absolute Deviation

Front

What is Mean Absolute Deviation (MAD)?

Back

The average distance of a data's values from the mean.

Front

How do you calculate the Mean Absolute Deviation?

Back

1. Find the mean of the data set. 2. Subtract the mean from each data point and take the absolute value. 3. Find the average of those absolute values.

Front

Find the MAD for the following set: 1, 4, 8, 9, 10, 11, 15.

Back

3.4

Front

Find the MAD for the following set: 85, 90, 68, 75, 79.

Back

6.48

Front

Find the Mean Absolute Deviation for: 5, 11, 2, 7, 16. The Mean is 8.2.

Back

4.2

Front

Find the MAD for the following set: 58, 38, 54, 48, 26, 36.

Back

10

Front

What does the term 'absolute value' mean?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction.

Front

If the mean of a data set is 10 and the data points are 8, 12, and 14, what is the MAD?

Back

2.67

Front

What is the significance of MAD in statistics?

Back

MAD is used to measure the variability or dispersion of a data set.

Front

Calculate the MAD for the data set: 3, 7, 7, 19.

Back

6.5