chapter8

chapter8 - Self Assessment for Chapter 8 1 1. Click on...

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Unformatted text preview: Self Assessment for Chapter 8 1 1. Click on Begin Assessment button. 2. Scroll down to begin quiz. Self Assessment for Chapter 8 2 1. In 1993, presidential candidate Ross Perot appeared on television to voice his opinions on government reform. To gauge public opinion, Perot urged viewers to fill out the survey appearing in that weeks issue of TV Guide . Of the approximately 1.4 million respondents, 98% agreed with Ross Perots platform on health care reform. (Data from EESEE.) Which type of sampling method was used? Convenience sample Voluntary response sample Quota sample Simple random sample Stratified sample Multistage sample Self Assessment for Chapter 8 3 2. Which of the following is not a type of probability sample? Simple random sample Stratified sample Quota sample Multistage sample All are probability samples. Self Assessment for Chapter 8 4 3. Suppose you want to estimate the proportion of stu- dents at a large university that approve of the new health care bill. You take an SRS of 200 of the 25,000 undergraduate students and an SRS of 100 of the 5,000 graduate students. This sample is a convenience sample. voluntary response sample. quota sample. stratified sample. multistage sample. Self Assessment for Chapter 8 5 4. Select an SRS of 5 packages of peanuts from a case containing 30 packages of peanuts. Label the packages 01 to 30 and use the line from the table of random digits shown below. 14459 26056 31424 80371 65103 62253 22490 61181 Your SRS contains the packages of peanuts la- beled 14, 45, 92, 60, 56. 14, 31, 03, 10, 22. 14, 03, 10, 22, 22. 14, 03, 10, 22, 06. 14, 03, 10, 22, 11. Self Assessment for Chapter 8 6 5. Which of the following sampling schemes describes a multistage sample of 200 undergraduate students at a large university?...
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This note was uploaded on 02/12/2010 for the course STAT 221 taught by Professor Collings during the Winter '08 term at BYU.

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chapter8 - Self Assessment for Chapter 8 1 1. Click on...

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