/*! 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. 10 A survey was designed to study h... [FREE SOLUTION] | 91影视

91影视

Log out

Learning Materials

Features

Discover

Chapter 1: Q. 10 (page 80)

A survey was designed to study how business operations vary according to their size. Companies were classified as small, medium, or large. Questionnaires were sent to 200 randomly selected businesses of each size. Since not all questionnaires in a survey of this type are returned, researchers decided to investigate the relationship between the response rate and the size of the business. The data are given in the following two-ways

Which of the following conclusions seems to be supported by the data?

(a) There are more small companies than large companies in the survey.

(b) Small companies appear to have a higher response rate than medium or big companies.

(c) Exactly the same number of companies responded as didn鈥檛 respond.

(d) Small companies dislike larger companies.

(e) If we combined the medium and large companies, then their response rate would be equal to that of the small company

Short Answer

Expert verified

The data is supported by Option B.

Step by step solution

01

Given Information

Given: The data are given in the following two-ways :


It can conclude from the preceding statistics that option (b), small businesses appear to have a higher response rate than medium or large businesses, is correct.

02

Explanation for correct option

The rate of percentage of small companies is 125200=6.25%

The rate of percentage of Medium companies is 81200=40.5%

The rate of percentage of Large companies is 40200=20%

According to the above data of three sizes, small businesses have a higher response rate than the other two.

As a result, option B is in favor of the data.

03

Explanation for incorrect option

(a) There are more small companies than large companies in the survey, does not supported by the data.

(c) Exactly the same number of companies responded as didn鈥檛 respond, does not supported by the data.

(d) Small companies dislike larger companies, does not supported by the data.

(e) If we combined the medium and large companies, then their response rate would be equal to that of the small company,does not supported by the data.

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

Oatmeal and cholesterol Do eating oatmeal reduce cholesterol? An advertisement included the following graph as evidence that the answer is 鈥淵es.鈥�

(a) How is this graph misleading?

(b) Make a new graph that isn鈥檛 misleading. What do you conclude about the effect of eating oatmeal on cholesterol reduction?

Buying music online Young people are more likely than older folk to buy music online. Here are the percent's of people in several age groups who bought music online in 2006:

(a) Explain why it is not correct to use a pie chart to display these data.

(b) Make a bar graph of the data. Be sure to label your axes and title your graph.

Race and the death penalty Whether a convicted murderer gets the death penalty seems to be influenced by the race of the victim. Here are data on

326 cases in which the defendant was convicted of murder:

(a) Use these data to make a two-way table of the defendant鈥檚 race (white or black) versus the death penalty (yes or no).

(b) Show that Simpson鈥檚 paradox holds: a higher percent of white defendants are sentenced to death overall, but for both black and white victims a higher percent of black defendants are sentenced to death.

(c) Use the data to explain why the paradox holds in the language that a judge could understand.

Income and education level Each March, the Bureau of Labor Statistics compiles an Annual Demographic Supplement to its monthly Current Population Survey.44 Data on about 71,067individuals between the ages of data-custom-editor="chemistry" 25and64who were employed full-time were collected in one of these surveys. The boxplots below compare the distributions of income for people with five levels of education. This figure is a variation of the boxplot idea: because large data sets often contain very extreme observations, we omitted the individuals in each category with the top 5%and bottom 5%of incomes. Write a brief description of how the distribution of income changes with the highest level of education reached. Give specifics from the graphs to support your statements.

Dates on coins

(a) Sketch a dot-plot for a distribution that is skewed to the left.

(b) Suppose that you and your friends emptied your pockets of coins and recorded the year marked on each coin. The distribution of dates would be skewed to the left. Explain why.
See all solutions

Recommended explanations on Math Textbooks

Theoretical and Mathematical Physics

Read Explanation

Statistics

Read Explanation

Pure Maths

Read Explanation

Probability and Statistics

Read Explanation

Applied Mathematics

Read Explanation

Decision Maths

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.