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Unformatted text preview: PSTAT5E Practice Homework 1 Solutions ± 1.1. a. The population of interest is the population of measurements consisting of the number of a particular item that will be demanded by customers in a particular month, measured for all months, in the past and on the future. b. The manager can possibly obtain monthly demand data for past months, but it is impossible to obtain the future data. c. Although it is not possible to itemize the entire population, the manager may be able to use information about past demand for a single item to draw conclusions about possible demand for that item in the future. ± 1.3. a. The population consists of measurements on the variable of interest (top speed, range before recharging, time to accelerate form 0 to 60) for all Tropicas that have been manufactured to date, or that will be manufactured in the future. b. The figures given in the article were based on a sample taken from the population, since the population does not exist in fact, but is instead hypothetical (not all Tropicas have yet been manufactured) ± 2.1....
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This note was uploaded on 10/02/2009 for the course PSTAT 5E taught by Professor Eduardomontoya during the Spring '08 term at UCSB.
- Spring '08