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Chapter 2: Q. 2.122 (page 80)

Distribution of a data set.

Short Answer

Expert verified

When all possible values are shown on a frequency graph, the form of the graph is the distribution of the data set.

Step by step solution

01

Given Explanation 

According to the question, we have to describe the distribution of a data set

02

Explanation 

The frequency distribution, relative frequency distribution, bar graph, pie chart, dotplot, and stem and leaf diagram are all examples of data distribution.

The distribution of data set is described as a data set that may be represented in the form of a table, graph, or formula that provides values for the observations.

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Most popular questions from this chapter

Suppose that you have constructed a stem-and-leaf diagram and discover that it is only moderately useful because there are too few stems. How can you remedy the problem?

Construct a dot plot for the data.

Stays in Europe and the Mediterranean. The Bureau of Economic Analysis gathers information on the length of stay in Europe and the Mediterranean by U.S. travelers. Data are published in the Survey of Current Bussiness. The following stem-and-leaf diagram portrays the length of stay, in days, of a sample of 36 U.S. residents who traveled to Europe and the Mediterranean last year.

Acute Postoperative Days. Several neurosurgeons wanted to determine whether a dynamic system (Z-plate) reduced the number of acute postoperative days in the hospital relative to a static system (ALPS plate). R. Jacobowitz, Ph.D., an Arizona State University professor, along with G. Vishteh, M.D., and other neurosurgeons obtained the following data on the number of acute postoperative days in the hospital using the dynamic and static systems.

High School Completion. As reported by the U.S. Census Bureau in Educational Attainment in the United States, the percentage of adults in each state and the District of Columbia who has completed high school is provided on the WeissStats site.

a. use the technology of your choice to identify the modality and symmetry (or non-symmetry) of the distribution of the data set.

b. if unimodal, classify the distribution as symmetric right-skewed. or left-skewed.
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