Category
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Total Number
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Example 1
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Example 2
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Examples citing data source
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267
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The table below gives the distribution of educational level for persons age 25 and over in the U.S. in 1960,1970, and 1991
Draw a histogram for the 1991 data...
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The figure below is a scatter diagram for the ages of husbands and wives in Indiana. Data are from the March 2005 Current Population Survey...
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Hypothetical Examples
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174
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Ten people in a room have an average height of 5 feet 6 inches. An 11th person, who is 6 feet 5 inches tall, enters the room. Find the average height of all 11 people.
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(Hypothetical.) Is Wheaties a power breakfast? A study is done in an elementary statistics class
What aspects of the study could have been done 'blind'?
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Other data examples: from implicitly hypothetical to "inspired by
a true story"
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109
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A study is made of Math and Verbal SAT scores for the entering class at a certain college
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A simple random sample of size 400 was taken from the population of all manufacturing establishments in a certain state: 11 establishments in the sample had 100 employees or more
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Conceptual Questions
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91
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When studying one variable, you can use a graph called a ___. When studying the relationship between two variables, you can use a graph called a ___.
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What's the worst thing about a sample of size one?
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Calculation Questions
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274
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(a) Find the average and the r.m.s. size of the numbers on the list 1,-3,5,-6,3. (b) Do the same for the list -11,8,-9,-3,15.
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A coin will be tossed 1,000 times. About how many heads are expected?
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