1. Determine which of the four levels of measurement (

Nominal, Ordinal, Interval, Ratio) is most appropriate. (CHECK YOUR SPELLING!)

Zip codes

2. Determine which of the three levels of measurement (Retrospective, Prospective, Cross-Sectional) is most appropriate. (CHECK YOUR SPELLING!)

The U.S. Labor Department obtains current employment data by polling 50,000 people this month.

3. Determine which of the two levels of measurement (Parameter, Statistic) is most appropriate. (CHECK YOUR SPELLING!)

A sample of students is selected and the average number of textbooks purchased this semester is 4.2.

4. Determine which of the five levels of measurement (Random, Systematic, Convenience, Stratified, Cluster) is most appropriate. (CHECK YOUR SPELLING!)

A statistics student obtains height/weight data by interviewing family members.

5. Determine which of the two levels of measurement (Experimental, Observational) is most

appropriate. (CHECK YOUR SPELLING!)

Cruise ship passengers are given magnetic bracelets, which they agree to wear in an attempt to eliminate or diminish the effects of motion sickness.