Question

The National Highway Traffic Sa

fety Administration reports th

e number of

traffic fatalities for 2011,

2012 and 2013 for various types of

passenger car.

Subcompact Compact Intermediate Full-Size Othe

r

Total

2011

1352 3801

4066

2647 148 12014

2012

1360 3866

4088

2860 187 12361

2013

1206 3610

4083

2830 248 11977

Total

3918 11277

12237

8337 583 36352

(a) Draw a bar chart for the

distribution of year (total),

(b) Draw a pie chart for the di

stribution of year (total),

(c) What does the bar chart tell

you that the pie chart does no

t?

(d) What does the pie chart te

ll you that the bar chart does no

t?

Answer 1

a) Draw a bar chart for the distribution of year (total)

(b) Draw a pie chart for the distribution of year (total),

(c) What does the bar chart tell you that the pie chart does not?

The bar chart excels at showing discrete data while comparing one data-point vs. another.

(d) What does the pie chart tell you that the bar chart does not?

The pie chart excels at showing how various parts make up a whole.