Identify the type of sampling (cluster, convenience, random, stratified, systematic) which would be used to get each of the following samples: (a) For a period of two days measure the length of time each fifth person coming into a bank waits in line for teller service. (b) Take a random sample of five zip codes from the Chicago metropolitan region and count the number of students enrolled in the first grade for every elementary school in each of the zip code areas. (c) Divide the users of the Internet into different age groups and then select a random sample from each age group to survey about the amount of time they spend on the Internet each month. (d) Survey five friends regarding their opinion about the quality of food in the student cafeteria. (e) Pick a random sample of students enrolled at your college and determine the number of credit hours they have each accumulated toward their degree program.

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11 March, 13:09

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Porter Lucero · Answer 1

A) systematic

B) cluster

C) stratified

D) convenience

E) random

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