For each variable below, identify it as categorical or quantitative (circle one). If it is categorical, in the space provided identify the variable as nominal or ordinal. If it is quantitative identify it as discrete or continuous.

categorical / quantitative

Hair color (blonde, brown, black, etc.)

________________________________

categorical / quantitative

Sizes of Coffee at Starbucks (Tall, Grande, Venti)

________________________________

categorical / quantitative

Number of books read by students during the last year.

________________________________

categorical / quantitative

The height of adult Giraffes measured in cm

________________________________

2. Let's say you work for a company selling cereal, what might you be interested in learning? Come up with a question, identify the population of interest, and consider how sampling strategies might impact how you could learn about your population.

3. Again considering you work for a cereal company, imagine you conduct a survey of potential customers by first randomly selecting 50 cities with markets for your cereal, and then randomly selecting 100 people from those cities to contact. (Note this would be a very large and ambitious survey!) What type of sampling strategy is this?