________ involves the restriction of a person seeking to buy or rent a dwelling in a community in a manner that perpetuates segregated housing patterns.

Which one of the following is a nonprobability sample method?

a. Simple random sampling b. Cluster sampling c. Snowball sampling d. Area sampling e. Stratified random sampling

In the variable-cost approach, the markup percentage covers the

a) fixed costs only. b) desired ROI and selling and administrative expenses. c) desired ROI only. d) desired ROI and fixed costs.