ISDS 2000 - SAMPLE TEST 1

# ISDS 2000 - SAMPLE TEST 1 - ISDS 2000 SAMPLE TEST 1 1 The...

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ISDS 2000 – SAMPLE TEST 1 1. The process of using sample statistics to draw conclusions about the population parameters is called a. statistical reference b. scientific method c. sampling d. descriptive statistics e. none of the above E. (inferential statistics) 2. A summary measure that is computed to describe a characteristic of a sample taken from a population is called a. a parameter b. a census c. a statistic C d. the scientific method 3. Which of the following is most likely a population as opposed to a sample? a. respondents to a national call-in talk radio show b. the first five students completing an assignment c. every third person to arrive at a bank d. registered voters in a county D e. none of the above 4. Which of the following is not an element of inferential statistical problems? a. the population of interest b. selection of a sample using probability sampling c. construction of a pie chart C – is descriptive statistics d. estimating a population parameter e. none of the above Revised 01/07

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5. Viewership studies using a sample of television households indicate that the share of the audience for the Channel 4 News has increased by 12% since Jayne Barnwell was added to the 11:00 P.M. news team. This is an example of a. descriptive statistics b. qualitative research c. inferential statistics C – using a sample to make a general statement about the population d. sampling e. none of the above 6 . A consumer group is examining the actual weight of candy bars produced by a company with a reputation for inaccurate content labels. The type of variable most appropriate to their measurements is a. qualitative, c. quantitative, C e. none of the above 7. You respond to a survey question “Where do you get your daily news?” The variable representing this question is a. qualitative A b. discrete c. continuous d. a statistic 8. When constructing a frequency distribution, which of the following statements is true? a. The class mark is the number of observations that fall within that class. b. There should always be at least 10 classes. c.
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## This note was uploaded on 04/09/2008 for the course ISDS 2000 taught by Professor Nunnery during the Spring '08 term at LSU.

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ISDS 2000 - SAMPLE TEST 1 - ISDS 2000 SAMPLE TEST 1 1 The...

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