Exam 2: Descriptive Statistics: Tabular and Graphical Displays

Excel's __________ can be used to construct a frequency distribution for categorical data.

Before drawing any conclusions about the relationship between two variables shown in a crosstabulation, you should

Excel's Chart Tools does not have a chart type for constructing a

Methods that use simple arithmetic and easy-to-draw graphs to summarize data quickly are called

Fill in the missing value for the following percent frequency distribution.

Two hundred members of a fitness center were surveyed. One survey item stated, "The facilities are always clean." The members' responses to the item are summarized below. Fill in the missing value for the frequency distribution.

Partial results of a study follow in a crosstabulation of column percentages. a.Interpret the 18% found in the first row and first column of the crosstabulation. b.If 50 of those in the study paid by check, how many of the males paid by check?

Exhibit 2-1 The numbers of hours worked (per week) by 400 statistics students are shown below. -Refer to Exhibit 2-1. The relative frequency of students working 9 hours or less

Ithaca Log Homes manufactures four styles of log houses that are sold in kits. The price (in $000) and style of homes the company has sold in the past year are shown below. Prepare a crosstabulation for the variables price and style.

Exhibit 2-4 A survey of 400 college seniors resulted in the following crosstabulation regarding their undergraduate major and whether or not they plan to go to graduate school. -Refer to Exhibit 2-4. Among the students who plan to go to graduate school, what percentage indicated "Other" majors?

In a stem-and-leaf display,

Exhibit 2-3 The number of sick days taken (per month) by 200 factory workers is summarized below. -Refer to Exhibit 2-3. The number of workers who took at most 10 sick days per month

To construct a histogram using Excel's Chart Tools, choose __________ as the chart type.

A tabular summary of a set of data showing the fraction of the total number of items in several nonoverlapping classes is a

A common graphical display of quantitative data is a

What type of relationship is depicted in the following scatter diagram?

You are given the following data on the ages of employees at a company. Construct a stem-and-leaf display. Specify the leaf unit for the display.

To construct a bar chart using Excel's Chart Tools, choose __________ as the chart type.

Exhibit 2-2 Information on the type of industry is provided for a sample of 50 Fortune 500 companies. -Refer to Exhibit 2-2. The number of industries that are classified as retail is

Tony Zamora, a real estate investor, has just moved to Clarksville and wants to learn about the local real estate market. He wants to understand, for example, the relationship between geographical segment of the city and selling price of a house, the relationship between selling price and number of bedrooms, and so on. Tony has randomly selected 25 house-for-sale listings from the Sunday newspaper and collected the data listed below. a. Construct a crosstabulation for the variables segment of city and number of bedrooms. b. Compute the row percentages for your crosstabulation in part (a). c. Comment on any apparent relationship between the variables.