For each of the situations described below, identify the type of sampling that is being used.

a) Simple Random Sampling b) Stratified Random Sampling c) Cluster Sampling d) Systematic

e) Multistage Random Sampling f) Convenience Sampling g) Voluntary Sampling

_____ 1. A researcher surveying opinions about a university president first determines the proportion of the total faculty in each college in the university. She then randomly selects the same proportions for her sample.

_____2. A researcher is interested in interviewing all the members of the New York City police force who do not live in the city. He gets a roster of the names of all officers on the forge, randomly selects five police stations, and then conducts interviews of all officers in those stations.

_____3. A researcher is interested in interviewing alumni of a college who graduated between the years 2000 and 2006. He gets the roster of the names of these individuals from the alumni office and mails a questionnaire to everyone on this roster.

_____4. Another researcher is also interested in interviewing alumni of San Simeon College who graduated between the years 1990 and 1996. She gets the roster of the names of these individuals from the alumni office, selects the names of 100 individuals who graduated during these years using a table of random numbers, and then mails a questionnaire to everyone selected.

_____5. A researcher is interested in identifying the attitudes of the physicians who work for Keyser Hospital toward the Republican plan for health care. She obtains a list of all the Keyser Medical Centers in southern California and randomly selects ten of these centers. Then she obtains a list of all the physicians at these Centers and randomly selects eight physicians from each center to interview.

_____6. A graduate student enrolled in the Marriage and Family Counselling Program at Daytona University is interested in determining how other graduate students feel about the program. He interviews all the students he has access to on a given Monday night when he takes one of his counselling courses.

_____7. A high school teacher interviews all the students who are members of the school glee club.

_____8. A researcher interviews all the students who are assigned to after-school detention the day before a championship football game.