Identify the type of sampling used. 11) Thirty-five math majors, 29 music majors

Question

Identify the type of sampling used. 11) Thirty-five math majors, 29 music majors and 26 history majors are randomly selected from 585 math majors, 279 music majors and 393 history majors at the state university. What sampling technique is used? A) systematic B) convenience C) stratified D) simple random E) cluster 12) Every fifth adult entering an airport is checked for extra security screening. What 12) sampling technique is used? A) simple random B) cluster C) stratified D) systematic E) convenience 13) 13) A travel industry researcher interviews all of the passengers on five randomly selected cruises. What sampling technique is used? A) cluster B) systematic C) stratified D) simple random E) convenience Provide an appropriate response. Round relative frequencies to thousandths. 14) The preschool children at Elmwood Elementary School were asked to name their favorite color The results are listed below. Construct a frequency distribution and a relative frequency distribution. yellow yellow blue purple red red red yellow red blue red blue purple purple purple blue red purplered green

Explanation / Answer

11. OPTION (C) - STRATIFIED

The above described condition for sampling is Stratified sampling technique in which the researcher divides the entire population into different subgroups or strata, then randomly selects the final subjects proportionally from the different strata,which is exactly what in done in the sampling mentioned the population was divided on the basis of their majors then out of those people a few are randomly selected.

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