A researcher is interested in studying attitudes about raw milk sales and has reason to believe that urban, suburban, and rural groups will vary in their responses. The researcher knows that the population being studied is 50 urban, 40 suburban, and 20 rural. She classifies the potential participants as urban, suburban, or rural residents, and then, for a sample totaling 100, randomly selects 50 individuals from the urban group, 40 from the suburban group, and 20 from the rural group. The researcher is using a(n) ____.
a. proportional stratified sample
b. balanced stratified sample
c. even stratified sample
d. primary stratified sample
Question 2
Since most marketplaces are international, country and cultural differences can be tremendous.
a. True
b. False
Indicate whether the statement is true or false
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