Open with 22. A study was done on the graduation rates (graduate in 4 years vers
ID: 3068682 • Letter: O
Question
Open with 22. A study was done on the graduation rates (graduate in 4 years versus did not graduate) from two university: Mode College and Median University. Data were collected for the year 2012 in a variety of majors and it was found that Mode College does better overall (i.e., has a higher percentage of students, who graduate in 4 years). However, in each of the majors separately, Median University does better a. This is an example of Simpson's Paradox. b. This is an example of a negative association between variables. c. This situation is mathematically impossible. d. Type of Major could be a lurking variable in this example. e. Both (a.) and (d.) are correct. 23.What sampling technique is being used in this scenario? Voters are selected at random from an alphabetical list of all registered voters. a. cluster sampling b. simple random sampling c. stratified sampling d. systematic sampling 24. What sampling technique is being used in this scenario? Voters are selected by choosing at random several of the city's zip codes and selecting all the voters from those selected zip codes. a. cluster sampling b. simple random sampling c. stratified sampling d. systematic sampling 25. What sampling technique is being used in this scenario? Several pieces of fruit from each tree in an orchard are selected. a. cluster sampling b. simple random sampling c. stratified sampling d. systematic sampling 26. What sampling technique is being used in this scenario? 11 questions from each of 6 different Competencies are selected for an Objective Assessment a. cluster sampling b. simple random sampling c. stratified sampling d. systematic sampling Page 11 123- +Explanation / Answer
22)option E is correct both a and d are correct
23) option B sample random sampling
24) option A: cluster sampling
25) stratified sampling
26)stratified sampling
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