For each of the scales shown below (A, B, and C), answer the following questions:

a. What type of data is being collected?

b. What level of scale measurement is being used?

c. What is the most appropriate measure of central tendency?

d. What is the most appropriate measure of dispersion?

e. What weakness, if any, exists with the scale?

A. How do you pay for your travel expenses?

Cash	Company charge
Check	Personal charge
Credit card	Other

B. How often do you travel for business or pleasure purposes?

For Business                    For Pleasure

0-1 times per month	0-1 times per year
2-3 times per month	2-3 times per year
4-5 times per month	4-5 times per year
6 or more times	6 or more times
per year	per month

Check the one category that best approximates your total family annual income, before taxes. (Check only one category.)

Under $$ 10,000$	$$ 30,001-$ 40,000$	$-$ 60,001-$ 70,000$
$$ 10,000-$ 20,000$	$-$ 40,001-$ 50,000$	$-$ 70,001-$ 100,000$
$$ 20,001-$ 30,000$	$-$ 50,001-$ 60,000$	Over $100,00