What kinds of sampling designs would be used for the following and explain the reason a. A study to get a quick idea of the medical acceptability of a new aspirin substitute where you conduct the survey in your city that you live in. b. A study involving a sample of 325 students in a university where 2,000 students are enrolled and we will select every 7th student that we encounter. c. An general investigation of the career relevance of women professionals in the fields of medicine, engineering, business, and law. d. The generalizability of the attitudes of blue-collar workers from a sample of 184, to the total population of 350 blue collar workers in the entire factory of a particular company. e. A survey conducted to check the opinion of parents in relation to the students opinion towards cigarettes consumption taking a predetermined number of 16 parents and 12 children