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