2. Describing Data with Tables and Graphs

In the context of visualizing data, how is a stem-and-leaf plot similar to a dot plot?

To tell an audience a story about a data set, it is best to use a $\_\_\_\_\_\_\_\_\_\_\_$.

In Exercises 13 and 14, construct the pie chart.

Box Office Boffo Use the data from Exercise 11 “Box Office Boffo.”

"Recent annual gross revenue (millions of dollars) for the leading movie studios are as follows: 20th Century Fox (1082), Buena Vista (3092), Paramount (757), Sony/Columbia (1304), Universal (1772), Warner Brothers (1941)."

Which type of graph is most appropriate for displaying data that represent parts of a whole?

Which of the following is a true statement about a $boxplot$?

Which of the following best describes the difference between qualitative and quantitative data?

Which of the following best explains why a graphical display of data might appear skewed, and how can you help ensure the data is not misleadingly skewed when visualizing it?

When comparing the boxplots of two groups, which of the following should be done?

Typically, numerical information is most effectively presented through which two of the following: bar charts, pie charts, histograms, or scatterplots?

Which type of data visualization is most appropriate for showing the composition of values within a categorical variable?

Which type of graph is most appropriate for displaying the means $\mathrm{x̅}$ of several different treatments?

Which of the following would not be a valid way to summarize or visualize a categorical variable?

Use the frequency distribution below to find the class width and class midpoints.

The following data set shows the number of overtime hours that 12 employees worked in a month. Construct a frequency distribution, suing a lower class limit of 3 and a class width of 4.

Ethics There are data showing that smoking is detrimental to good health. Given that people could be helped and lives could be saved by reducing smoking, is it ethical to graph the data in a way that is misleading by exaggerating the health risks of smoking?