291sampleTest1

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

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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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