/*! This file is auto-generated */ .wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none} Q 76. The rating service Arbitron aske... [FREE SOLUTION] | 91影视

91影视

Log out

Learning Materials

Features

Discover

Chapter 1: Q 76. (page 49)

The rating service Arbitron asked adults who used several high-tech devices and services whether they 鈥渓oved鈥� using them. Below is a graph of the percent who said they did.

(a) Summarize what this graph tells you in a sentence or two.

(b) Would it be appropriate to make a pie chart of these data? Why or why not?

Short Answer

Expert verified

Part (a) IPod, Broadband and HDTV, which are newer technologies.

Cable TV and pay TV, which are older technologies.

Part (b) No, it would not be appropriate to make pie-chart of these data.

Step by step solution

01

Part (a) Step 1: Given information

Given:

02

Part (a) Step 2: Concept

Quantitative variables are measurements that are made up of numerical values.

03

Part (a) Step 3: Explanation

iPod, Broadband, and HDTV, which are a newer technology, are the most popular high-tech products or services. Cable TV and pay-TV, which are older technologies, are the least popular high-tech equipment or services.

04

Part (b) Step 1: Explanation

No, a pie chart of these data would not be acceptable because the data does not cover all of the groups that make up the entire. The parenting of people who utilise high-tech equipment and services is listed here, which refers to different ways rather than individual elements of a single total.

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Over 30 million students worldwide already upgrade their learning with 91影视!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

Marginal distributions aren鈥檛 the whole story Here are the row and column totals for a two-way table with two rows and two columns:

Find two different sets of counts a,b,c, and d for the body of the table that gives these same totals. This shows that the relationship between two variables cannot be obtained from the two individual distributions of the variables.

We used Census At School鈥檚 鈥淩andom Data Selector鈥� to choose a sample of 50Canadian students who completed a survey from 2007-2008

The bar graph displays data on students鈥� responses to the question 鈥淲hich of these methods do you most often use to communicate with your friends?鈥�

(a) Would it be appropriate to make a pie chart for these data? Why or why not?

(b) Jerry says that he would describe this bar graph as skewed to the right. Explain why Jerry is wrong.

Hit movies According to the Internet Movie Database, Avatar is tops based on box office sales worldwide. The following table displays data on several popular movies.

(a) What individuals does this data set describe?

(b) Clearly identify each of the variables. Which are quantitative? In what units do you think they are measured?

(c) Describe the individual in the highlighted row.

  • Make a bar graph of the distribution of a categorical variable

or, in general, compare related quantities.

  • Recognize when a pie chart can and cannot be used.

Popular colors鈥攈ere and there Favorite vehicle colors may differ among countries. The side-by-side bar graph shows data on the most popular colors of cars in 2008 for the United States and Europe. Write a few sentences comparing the two distributions.

Deaths among young people Among persons aged 15to 24years in the United States, the leading causes of death and number of deaths in a recent year were

as follows: accidents, 15,567; homicide, 5359; suicide, 4139; cancer, 1717; heart disease, 1067; congenital defects, 483

(a) Make a bar graph to display these data.

(b) To make a pie chart, you need one additional piece of information. What is it?
See all solutions

Recommended explanations on Math Textbooks

Pure Maths

Read Explanation

Statistics

Read Explanation

Probability and Statistics

Read Explanation

Calculus

Read Explanation

Applied Mathematics

Read Explanation

Geometry

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.