Question

12. Identify the type of sampling (stratified, systematic, convenience, or cluster) that best describes each of the following cases: a. Splitting all district fourth grade students into 4 separate classrooms, then randomly selecting ten students from each classroom to form a sample of 40 students.. b. Standing near the entry of a local business and questioning every 10th person who walks by the business about brand recognition for the business. c. Asking all visitors to your web site to answer a short survey. d. An medical care researcher randomly selects 50 hospitals from the more than 6,000 across the U.S. then interviews all nurses at each of the selected hospitals.

          12. Identify the type of sampling (stratified, systematic, convenience, or cluster) that best describes each of the following cases:
a. Splitting all district fourth grade students into 4 separate classrooms, then randomly selecting ten students from each classroom to form a sample of 40 students..
b. Standing near the entry of a local business and questioning every 10th person who walks by the business about brand recognition for the business.
c. Asking all visitors to your web site to answer a short survey.
d. An medical care researcher randomly selects 50 hospitals from the more than 6,000 across the U.S. then interviews all nurses at each of the selected hospitals.

Added by Emily F.

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