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1. What is the difference between a qualitative variable and a quantitative variable? When would each be appropriate?

2. What is the difference between discrete and continu- ous variables? Under what circumstances would each be applicable?The Acme School of Locksmithing has been accred- ited for the past 15 years. Discuss how this information might be interpreted as a

a. qualitative variable.

b. quantitative variable.

14Source: ESPN.com, June 19, 2009.

15Source: FedEx Corporation, 2008 Annual Report, p. 26.

3. Jeff Bowlen, a labor relations expert, has collected information on strikes in various industries.

a. Jeff says, "Industry A has been harder hit by strikes than Industry B." In what scale of measurement is this information? Why?

b. Industry C has lost 10.8 days per worker, while Industry D has lost 14.5 days per worker. In what scale of measurement is this information? Why?

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