To estimate the number of words defined in the Merriam-Webster Dictionary, Bill

Question

To estimate the number of words defined in the Merriam-Webster Dictionary, Bill randomly selected 20 different pages and then counted the number of words defined on each page. Identify which type of sampling he used. a. systematic b. stratified c. random d. cluster In a multi-campus university, there are 20 lab sections of a statistics class. The University decided that a student evaluation needs to be administered. It decides at first to randomly select 7 of the 20 lab sections and then administer the evaluation of the students in those sections. a. Convenience sampling. b. Cluster sampling. c. Simple random sampling. d. Stratified random sampling.

Explanation / Answer

11) cluster sampling because we are clustering the dictionary into 20 different pages is taken as sample from whole doctionary.

12) simple random sampling because we are randomly selecting 7 of the lab from the total 20 to get the student evaluation marks.

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