Calculating Mean, Median, Mode, Range

Another word for mean is 

• average

• mode

• Snape

• range

What are the three measures of center?

• Mean, Median & MAD

• Median, Mode & IQR

• Mean, Median & Mode

• Median, MAD & Mean

What is the second step when calculating the Mean Absolute Deviation?

• Find the distance (absolute value) each data value is from the mean

• Find the mean of the distances

• Find the mean of the data

What is the third step when calculating the Mean Absolute Deviation?

• Find the distance (absolute value) each data value is from the mean

• Find the mean of the distances

• Find the mean of the data

Find the Mean Absolute Deviation: 10, 9, 3, 8, 10.

• 3

• 5

• 1

• 2

Which mean absolute deviation would have a greater variability or spread?

• 4.2

• 8.5

• 5.9

• 3.5

Which mean absolute deviation would be more consistent?

• -3.8

• 4.9

• -4.9

• 3.8

What is the first step when calculating the Mean Absolute Deviation?

• Find the distance (absolute value) each data value is from the mean

• Find the mean of the distances

• Find the mean of the data

Which are measures of variability? Select ALL that apply.

• IQR

• Mean

• MAD

• Range

• Median

True or false? The larger the Mean Absolute Deviation the more consistent the data is.

• True

• False