The means and mean absolute deviations of the amount of rain that fell each day in a local city, last week and this week, are shown below.

Means and Mean Absolute Deviations of

Rainfall Last Week and This Week

Last Week

This Week

Mean

19.7 cm

19.3 cm

Mean Absolute Deviation

4.6 cm

5.2 cm

The difference in the mean rainfall is approximately what percent of the mean absolute deviation of the data sets?

A. 8%

B. 23%

C. 27%

D. 67%

Question

Charles Hoover

Mathematics

23 September, 13:29

The means and mean absolute deviations of the amount of rain that fell each day in a local city, last week and this week, are shown below.

Means and Mean Absolute Deviations of

Rainfall Last Week and This Week

Last Week

This Week

Mean

19.7 cm

19.3 cm

Mean Absolute Deviation

4.6 cm

5.2 cm

The difference in the mean rainfall is approximately what percent of the mean absolute deviation of the data sets?

A. 8%

B. 23%

C. 27%

D. 67%

+1

Answers (1)

Know the Answer?

Kamren Solomon · Answer 1

It's 8% because if you write out. 4 of 4.9=___, that equals to. 4/4.9=x/100 which is basically. 5/5=x/100. Then, since 5x20=100, that means. 5x20=x. You would get 8.