This is for a class called Marketing Research. Please give context for all the concepts and different oarts of this question.

Please refrain from simply adding a solution without extensive explanation.

Thanks in Advance

describe a real world situation in a marketing context when the disproportionate stratified sampling is more appropriate than the proportionate stratified sampling describe a real world situation in a marketing context when the disproportionate stratified sampling is more appropriate than the proportionate stratified sampling