exam2_sp07 - BUS/ST 350 Spring '07 Exam 2 Version 1 page 1...

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BUS/ST 350 Spring '07 Exam 2 page 1 Version 1 BUS/ST 350 Spring '07 Exam 2 page 1 Version 1 BUS/ST 350 EXAM 2 Spring '07 Reiland N a m e Lab Section # ID # INSTRUCTIONS: Write your name, lab section #, and ID# above. Note the statement at the bottom of this page that you must sign when you are finished with the exam. Supply the following information on SIDE ONE of the scantron sheet: Ê Enter your name ( ) in the "name" section; no nicknames! FILL IN THE last name first! BUBBLES. Ê Enter your 3 digit lab section number in the "special code" section. FILL IN THE BUBBLES. Ê Enter your student ID number in the "identification number" section. FILL IN THE BUBBLES. Ê IMPORTANT! Enter the version number (either "1", "2"or "3") of your copy of the exam in the section marked "GRADE OR EDUCATION". The version number of this test is 1. BUBBLE IN THIS NUMBER! There are 24 multiple choice questions. On the test circle the letter that corresponds to the answer you select. Also indicate your selection on the opscan sheet. Use a #2 pencil! For each wrong answer 4 points will be subtracted from 100. ì When you are finished: ì separate your scantron sheet from the test! i) place the in the proper lab section stack on the auditorium stage. 1st page of your test ii) place your in the folder labeled with your version of the test. scantron sheet GOOD LUCK!! Statement of academic honesty: I have neither given assistance to another student nor received assistance from another student while taking this exam. Signed
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BUS/ST 350 Spring '07 Exam 2 page 2 Version 1 BUS/ST 350 Spring '07 Exam 2 page 2 Version 1 1. A factory has 20 assembly lines producing a popular toy. To inspect a representative sample of 100 toys, quality control staff randomly selected 5 toys from each line’s output. Was this a random simple sample? A) Yes, because the toys were selected at random. B) Yes, because each toy produced had an equal chance to be selected. C) Yes, because a stratified sample is a type of simple random sample. D) No, because not all combinations of 100 toys could have been chosen. E) No, because toys do not come off the assembly line at random. Use the following information to answer questions 2 through 5. Administrators of a city's fire department want to propose a new property tax to raise money needed to replace old equipment. They decide to check on public opinion in the city by examining a random sample of the city’s population. Several plans for choosing the sample are proposed. Choose the letter corresponding to the sampling strategy for each plan.
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This note was uploaded on 03/27/2009 for the course BUS Bus350 taught by Professor Reiland during the Spring '09 term at N.C. State.

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exam2_sp07 - BUS/ST 350 Spring '07 Exam 2 Version 1 page 1...

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