Chapter 2
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A pie chart shows the relative market share of cola products. The "slice" for Pepsi-Cola has a central angle of 90 degrees. What is its market share?
25%
In a marketing study, 100 consumers were asked to select the best digital music player from the iPod, the iRiver, and the Magic Star MP3. To summarize the consumer responses with a frequency table, how many classes would the frequency table have?
3 classes
A data set consists of 83 observations. How many classes would you recommend for a frequency distribution?
7 classes
Questions 3, 6, 7, & 8
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