Unformatted text preview: IME326 Engineering Test Design and Analysis Prerequisite Quiz IME326 Engineering Test Design and Analysis
Prerequisite Quiz Name: Instructions:
1. This test is 30 minutes long.
2 Closed book and closed notes.
3. There is only one most correct anSWer in multiple-choice problems.
4 The test must be answered on scantron card. Make sure you name is written on the SCANTRON
card and on the test. 5. Write the following answer above your name on the SCANTRON sheet.
a. Which of the following prerequisite of IME326 has you taken A) STAT312
b. When did you take the prerequisite 6. Good luck! 1. A graphical device that highlights the highest and lowest values in a data set, along with a
number of other key observations in an ordered array of the data, such as the upper quartile,
the middle value (or median), and the lower quartile, is called
a. a boxplot b. a ﬁve-number summary
c. a dotplot
d. a stem-and-leaf plot 2. A common rule of thumb is constructing a relative frequency histogram is to use
a. less than 5 classes b. more than 10 classes
is. between 5 and 12 classes
d. any number of classes 3. Which measure of center is meaningful when the data are qualitative?
a. The mean
b. The median c. The mode
d. All ofthe above. 4. A random sample from an unknown population had a sample standard deviation of zero.
Which one of the following is a reasonable conclusion?
>a. The sample range must be zero.
b. An error was made in computing the sample standard deviation. It must always be
greater than zero. c. The pepulation standard deviation must be zero.
d. None of the above. Page I of4 ...
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- Winter '08