If an organization selects two towns for a market study (one for the test and the other as a control) and measures the amount of trash in pounds per household, it must first determine the equality of the two towns using a test of
a. a single proportion.
b. a single mean.
c. two means.
d. two proportions.
e. None of these are correct.
Question 2
A/An ________ profile can be developed when a person registers on or buys something from a website.
a. anonymous
b. identified
c. statistical
d. vertical
