291sampleTest1 - Name Class Time ID A MGSC 291 Sample Test...

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Name: ___________________________________________ Class Time: __________ ID: A 1 MGSC 291 - Sample Test 1 Please write your name above. On the Answer form , please fill in: 1. Your Name. 2. Your “Test Version” (A, B, or C), as provided in the upper right corner of this page. 3. The last 4 digits of your SSN in the Student ID Number section (upper right of answer form). 4. Write the 4 numbers in the spaces provided and shade the corresponding bubbles below. -------------------------------------------------- This is a closed book and closed notes test. You may use only a calculator and the provided Formula Sheets and Binomial Tables . You have 80 minutes to complete the test. When you are finished, please turn in the: a) Bubble sheet with your answers. b) These test questions. c) Formula Sheets and Binomial tables. -------------------------------------------------- Not following ANY of the above instructions will result in a loss of points on the exam. -------------------------------------------------- For each Multiple Choice Question : Identify the one choice that best completes the statement or answers the question. 1. (7 points) Florida Power and Light Company has enjoyed a reputation for quickly fixing its electric systems after storms. The data below represents a sample of 5 recent hurricanes and the days required to restore electric service to Florida residents. Hurricane Days to restore service Frances 12 Jeanne 8 Dennis 3 Katrina 10 Rita 2 Compute the standard deviation of the above data. a) 14 b) 2.96 c) 0 d) 3.50 e) 4.36
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2 2. (7 points) The U.S. Department of Transportation collects data on flight delays for each airline at every major airport in the country. At the Rochester International Airport, 74% of arriving flights are on time and 30% of arriving flights are JetBlue flights. Given that an arriving flight is a JetBlue flight, there is a 60% chance it will be on-time. Suppose you are in the Rochester airport and the next arriving flight is an on-time flight. Given the fact that the arriving flight will be on-time, what is the probability it is a JetBlue flight? a) .2432 b) .7568 c) .6000 d) .8600 e) .1800 3. (3 points) Do females wait longer than males to receive their orders at coffee shops? This question was investigated by an economics major at Middlebury College. For a sample of customers, data was collected on the following variables: wait time (in seconds) gender (male, female) order type (0=regular, 1=fancy) appearance (ranked on a scale from 1 to 10) number of items ordered Each of the variables was measured using a nominal, ordinal, interval, or ratio scale. Which variable in the data set was measured using the ordinal scale of measurement?
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291sampleTest1 - Name Class Time ID A MGSC 291 Sample Test...

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