2. Describing Data with Tables and Graphs

Which of the following best describes the difference between a bar graph and a pie chart when visualizing data?

A bar graph displays the number of students in four different majors: Biology, Chemistry, Physics, and Mathematics. Which statement best summarizes the data this bar graph shows?

Which of the following observations is qualitative rather than quantitative?

Which of the following best describes a small embedded line graph that illustrates a single trend within a larger dataset or report?

Which type of graph is commonly used to display qualitative data as $\mathrm{percentages}$ of a $\mathrm{whole}$?

Which of the following statements about patterns in data visualization is correct when comparing $\mathrm{qualitative}$ and $\mathrm{quantitative}$ data?

Which type of graph is most appropriate for analyzing the relationship between two quantitative variables, where one is $\mathrm{dependent}$ and the other is $\mathrm{independent}$?

A dot plot would be most appropriate to display which one of the following types of data?

Suppose you are shown a graph that displays the number of students in each major at a university using separate bars for each major. Which type of graph is being displayed?

Oil Reserves The U.S. Strategic Oil Reserve is a government-owned stockpile of crude oil. It was established after the oil embargo in the mid-1970s and is meant to serve as a national defense fuel reserve, as well as to offset reductions in commercial oil supplies that would threaten the U.S. economy. The graphic depicts oil reserves in 1977 and 2018.

a. How many times larger should the graphic for 2018 be than the 1977 graphic (to the nearest whole number)?

Which of the following are considered forms of data in statistics?

In a box and whisker plot, what is the primary function of the whiskers?

$\text{A data set of current new job openings in the banking industry is best shown in a \_\_\_\_\_\_\_\_\_\_\_\_\_.}$

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

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