Exam 2: Describing Data: Frequency Tables, Frequency Distributions, and Graphic Presentation

Refer to the following frequency distribution on days absent during a calendar year by employees of a manufacturing company: How many employees were absent from 6 up to 12 days?

The following frequency distribution shows the distribution of delivery times (in days) for swimstuff.com customer orders during the last month. How many orders were delivered from 1 day up to 3 days?

Refer to the following breakdown of responses to a survey of "How confident are you that you saved enough to retire?" What percent of the responses indicated that users were very confident?

Refer to the following distribution: What are the class limits for class with the highest frequency?

A ______ chart is useful for displaying a relative frequency distribution.

In a deck of cards, a class of all cards that are hearts and a class of all cards that are kings are NOT _____________.

The following frequency distribution shows the distribution of delivery times (in days) for swimstuff.com customer orders during the last month. What is the relative frequency for orders delivered in less than one day?

A student was interested in the cigarette smoking habits of college students and collected data from an unbiased random sample of students. The data is summarized in the following table: What type of chart best represents relative class frequencies?

A student was studying the political party preferences of a university's student population. The survey instrument asked students to identify their political preference-for example, Democrat, Republican, Libertarian, or another party. The best way to illustrate the relative frequency distribution is a __________.