L(13.3): Compare Means Using Mean Absolute Deviation and Repeate

Front

average of data

Back

Mean

Front

The distance a number is from zero on a number line.

Back

Absolute Value

Front

A measure of variability that shows how far a number is from the overall pattern of data.

Back

Deviation

Front

What is the average distance between each piece of data and the mean?

Back

Mean Absolute Deviation

Front

The MAD is a measure of variation. Measures of variation describe how data values vary by using a single number.

Back

True

Front

Find the mean absolute deviation Roller coaster speeds were: 58, 88, 40, 60, 72, 66, 80, 48 This means the average distance each data value is from the mean is..............

Back

12.5

Front

The Interquartile Range

Back

The interquartile range is the difference between Q1 and Q3

Front

Find the interquartile range for the data set: 18, 24, 25, 27, 27, 29, 30, 33, 34.

Back

7

Front

Find IQR
12 13 16 18 22 24 27 40

Back

11

Front

Find the median and quartiles for the data: 6, 3, 9, 8, 4, 10, 8, 4, 15, 8, 10

Back

Median: 8; Quartiles: Q1 = 4, Q3 = 10