Chapter 2: Q. 60 (page 136)
Are the mean and the median the exact same in this distribution? Why or why not?

Short Answer
Yes, the mean and median are exactly same in this distribution
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Chapter 2: Q. 60 (page 136)
Are the mean and the median the exact same in this distribution? Why or why not?

Yes, the mean and median are exactly same in this distribution
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The following data show the distances (in miles) from the homes of off-campus statistics students to the college. Create a stem plot using the data and identify any outliers:
Six hundred adult Americans were asked by telephone poll, "What do you think constitutes a middle-class income?" The results are in Table 2.69. Also, include left endpoint, but not the right endpoint.

a. What percentage of the survey answered "not sure"?
b. What percentage think that middle-class is from \(25,000 to \)50,000? c. Construct a histogram of the data.
i. Should all bars have the same width, based on the data? Why or why not?
ii. How should the <20,000 and the 100,000+ intervals be handled? Why? d. Find the 40th and 80th percentiles
e. Construct a bar graph of the data
On an exam, would it be more desirable to earn a grade with a high or low percentile? Explain
During a season, the percentile for points scored per player in a game is eight. Interpret the percentile in the context of this situation.
On a baseball team, the ages of each of the players are as follows:
Use your calculator or computer to find the mean and standard deviation. Then find the value that is two standard deviations above the mean.
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