Survey of Mathematics with Applications, A, a la Carte edition plus NEW MyLab Math with Pearson eText (10th Edition)
10th Edition
ISBN: 9780134112237
Author: Allen R. Angel, Christine D. Abbott, Dennis Runde
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 1.2, Problem 7E
In Exercises 3-57, your answers may vary from the answers given in the back of the text, depending on how you round your answers.
In Exercises 3-12, estimate the answer. There is no one correct estimate.
Your answer, however, should be something near the answer given.
7.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
In Exercises 29–32, identify the level of measurement of the data as nominal, ordinal, interval, or ratio. Also, explain what is wrong with the given calculation.
College Ranks As of this writing, U.S. News & World Report ranked national universities, including these results: Princeton (1), Harvard (2), Yale (3), and Columbia (4). The difference between Princeton and Harvard is the same as the difference between Yale and Columbia.
In Exercises 29–36, answer the given questions, which are related to percentages.
Chillax USA Today reported results from a Research Now for Keurig survey in which 1458 men and 1543 women were asked this: “In a typical week, how often can you kick back and relax?”
a. Among the women, 19% responded with “rarely, if ever.” What is the exact value that is 19% of the number of women surveyed?
b. Could the result from part (a) be the actual number of women who responded with “rarely, if ever”? Why or why not?
c. What is the actual number of women who responded with “rarely, if ever”?
d. Among the men who responded, 219 responded with “rarely, if ever.” What is the percentage of men who responded with “rarely, if ever.”?
e. Consider the question that the subjects were asked. Is that question clear and unambiguous so that all respondents will interpret the question the same way? How might the survey be improved?
In Exercises 29–32, identify the level of measurement of the data as nominal, ordinal, interval, or ratio. Also, explain what is wrong with the given calculation.
Temperatures As this exercise is being written, it is 80°F at the author’s home and it is 40°F in Auckland, New Zealand, so it is twice as warm at the author’s home as it is in Auckland, New Zealand.
Chapter 1 Solutions
Survey of Mathematics with Applications, A, a la Carte edition plus NEW MyLab Math with Pearson eText (10th Edition)
Ch. 1.1 - In Exercises 1-8, fill in the blank with an...Ch. 1.1 - In Exercises 1-8, fill in the blank with an...Ch. 1.1 - In Exercises 1-8, fill in the blank with an...Ch. 1.1 - In Exercises 1-8, fill in the blank with an...Ch. 1.1 - In Exercises 1-8, fill in the blank with an...Ch. 1.1 - In Exercises 1-8, fill in the blank with an...Ch. 1.1 - In Exercises 1-8, fill in the blank with an...Ch. 1.1 - In Exercises 1-8, fill in the blank with an...Ch. 1.1 - In Exercises 9-12, use inductive reasoning to...Ch. 1.1 - In Exercises 9-12, use inductive reasoning to...
Ch. 1.1 - In Exercises 9-12, use inductive reasoning to...Ch. 1.1 - In Exercises 9-12, use inductive reasoning to...Ch. 1.1 - In Exercises 13-16, draw the next figure in the...Ch. 1.1 - In Exercises 13-16, draw the next figure in the...Ch. 1.1 - Prob. 15ECh. 1.1 - Prob. 16ECh. 1.1 - In Exercises 17-26, use inductive reasoning to...Ch. 1.1 - In Exercises 17-26, use inductive reasoning to...Ch. 1.1 - In Exercises 17-26, use inductive reasoning to...Ch. 1.1 - In Exercises 17-26, use inductive reasoning to...Ch. 1.1 - In Exercises 17-26, use inductive reasoning to...Ch. 1.1 - In Exercises 17-26, use inductive reasoning to...Ch. 1.1 - In Exercises 17-26, use inductive reasoning to...Ch. 1.1 - In Exercises 17-26, use inductive reasoning to...Ch. 1.1 - In Exercises 17-26, use inductive reasoning to...Ch. 1.1 - In Exercises 17-26, use inductive reasoning to...Ch. 1.1 - Find the letter that is the 118th entry in the...Ch. 1.1 - a. Select a variety of one- and two-digit numbers...Ch. 1.1 - A Square Pattern The ancient Greeks labeled...Ch. 1.1 - A Triangular Pattern The ancient Greeks labeled...Ch. 1.1 - Quilt Design The pattern shown is taken from a...Ch. 1.1 - Triangles in a Triangle Four rows of a triangular...Ch. 1.1 - Video Games The graph below shows the amount of...Ch. 1.1 - Broadway Tickets The graph below shows the average...Ch. 1.1 - In Exercises 35 and 36, draw the next diagram in...Ch. 1.1 - Prob. 36ECh. 1.1 - Pick any number, multiply the number by 3, add 6...Ch. 1.1 - Pick any number and multiply the number by 4. Add...Ch. 1.1 - Prob. 39ECh. 1.1 - Pick any number and add 10 to the number. Divide...Ch. 1.1 - In Exercises 41-46, find a counterexample to show...Ch. 1.1 - In Exercises 41-46, find a counterexample to show...Ch. 1.1 - In Exercises 41-46, find a counterexample to show...Ch. 1.1 - In Exercises 41-46, find a counterexample to show...Ch. 1.1 - In Exercises 41-46, find a counterexample to show...Ch. 1.1 - In Exercises 41-46, find a counterexample to show...Ch. 1.1 - Interior Angles of a Triangle a. Construct a...Ch. 1.1 - Interior Angles of a Quadrilateral a. Construct a...Ch. 1.1 - Prob. 49ECh. 1.1 - Prob. 50ECh. 1.1 - Complete the following square of numbers. Explain...Ch. 1.1 - Prob. 52ECh. 1.1 - Recreational Mathematics 53. is to as is toCh. 1.2 - In Exercises 1-2, fill in the blank with an...Ch. 1.2 - In Exercises 1-2, fill in the blank with an...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - In Exercises 3-57, your answers may vary from the...Ch. 1.2 - Monthly Expenses Lis total monthly expenses...Ch. 1.2 - Estimating Weights In a tug of war, the weight of...Ch. 1.2 - Picking Strawberries Chuck hires 11 people to pick...Ch. 1.2 - Estimating Time Donna is a long-distance runner...Ch. 1.2 - Currency Estimate the difference in the value of...Ch. 1.2 - The Cost of a Vacation The Kleins are planning a...Ch. 1.2 - The Pacific Coast Highway Below is a map of...Ch. 1.2 - The Olympic Peninsula Following is a map of the...Ch. 1.2 - Coffee Consumption The circle graph below shows...Ch. 1.2 - Exercising The circle graph below shows the...Ch. 1.2 - An Aging Population The bar graph below shows...Ch. 1.2 - Gaining Weight The graph below shows that as a...Ch. 1.2 - Land Ownership by the Federal Government The...Ch. 1.2 - Calories and Exercise The chart on page 17 shows...Ch. 1.2 - Prob. 37ECh. 1.2 - Prob. 38ECh. 1.2 - Prob. 39ECh. 1.2 - Prob. 40ECh. 1.2 - Prob. 41ECh. 1.2 - Prob. 42ECh. 1.2 - Prob. 43ECh. 1.2 - Prob. 44ECh. 1.2 - Prob. 45ECh. 1.2 - In Exercises 45 and 46, if each square represents...Ch. 1.2 - Prob. 47ECh. 1.2 - Prob. 48ECh. 1.2 - Prob. 49ECh. 1.2 - Prob. 50ECh. 1.2 - Prob. 51ECh. 1.2 - Prob. 52ECh. 1.2 - Prob. 53ECh. 1.2 - Prob. 54ECh. 1.2 - Prob. 55ECh. 1.2 - Prob. 58ECh. 1.2 - A Million Dollars a. Estimate the time it would...Ch. 1.3 - Reading a Map The scale on a map is 1 inch = 12...Ch. 1.3 - Blueprints Tony, an architect, is designing a new...Ch. 1.3 - Height of a Tree At a given time of day, the ratio...Ch. 1.3 - Grass Seed A bag of Turf Builder Sun and Shade Mix...Ch. 1.3 - College Tuition According to the College Board,...Ch. 1.3 - Smartphone Price According to International Data...Ch. 1.3 - How Americans Spend Their Money The circle graph...Ch. 1.3 - Bachelors Degrees The circle graph below shows the...Ch. 1.3 - Housing Market The following table shows the five...Ch. 1.3 - Subway Cost Chandler buys a monthly MetroCard,...Ch. 1.3 - Home Theater System Jackson wants to purchase a...Ch. 1.3 - Checking Account The balance in Gabrielas checking...Ch. 1.3 - Buying a House The Browns want to purchase a house...Ch. 1.3 - Prob. 14ECh. 1.3 - Playing a Lottery In one state lottery game, you...Ch. 1.3 - Energy Value and Energy Consumption The table...Ch. 1.3 - Gas Mileage Wendy fills her gas tank completely...Ch. 1.3 - Prob. 18ECh. 1.3 - Prob. 19ECh. 1.3 - Prob. 20ECh. 1.3 - Prob. 21ECh. 1.3 - Profit Margins The following chart shows retail...Ch. 1.3 - Prob. 23ECh. 1.3 - Leaking Faucet A faucet is leaking at a rate of...Ch. 1.3 - Wasted Water A faucet leaks 1 oz of water per...Ch. 1.3 - Airport Parking The chart below shows parking...Ch. 1.3 - Tire Pressure When a cars tire pressure is 30...Ch. 1.3 - Prob. 28ECh. 1.3 - Adjusting for Inflation Assume that the rate of...Ch. 1.3 - Prob. 30ECh. 1.3 - Prob. 31ECh. 1.3 - Prob. 32ECh. 1.3 - Prob. 33ECh. 1.3 - Prob. 34ECh. 1.3 - Prob. 35ECh. 1.3 - Who Will Win? Steve and Mark ran a 100-yard race....Ch. 1.3 - Prob. 37ECh. 1.3 - Prob. 38ECh. 1.3 - Prob. 39ECh. 1.3 - Prob. 40ECh. 1.3 - Cube If the length, width, and height of a cube...Ch. 1.3 - Pole in a Lake A pole is in the middle of a small...Ch. 1.3 - Prob. 43ECh. 1.3 - Prob. 44ECh. 1.3 - Prob. 45ECh. 1.3 - Palindromes A palindrome is a number (or word)...Ch. 1.3 - Below is a photo of the keyboard of a phone...Ch. 1.3 - Prob. 48ECh. 1.3 - Prob. 49ECh. 1.3 - Cuts in Cheese If you make the three complete cuts...Ch. 1.3 - Prob. 51ECh. 1.3 - Prob. 52ECh. 1.3 - In Exercises 53-55, use the three magic squares...Ch. 1.3 - In Exercises 53-55, use the three magic squares...Ch. 1.3 - In Exercises 53-55, use the three magic squares...Ch. 1.3 - Prob. 56ECh. 1.3 - Prob. 57ECh. 1.3 - Prob. 58ECh. 1.3 - Consecutive Digits Place the digits 1 through 8 in...Ch. 1.3 - A Digital Clock Digital clocks display numerals by...Ch. 1.3 - Prob. 61ECh. 1.3 - Prob. 62ECh. 1.3 - Prob. 63ECh. 1.3 - Prob. 64ECh. 1.3 - Finding the Area Rectangle ABCD is made up...Ch. 1.3 - Prob. 66ECh. 1.3 - Prob. 67ECh. 1 - In Exercises 1-8, use inductive reasoning to...Ch. 1 - In Exercises 1-8 use inductive reasoning to...Ch. 1 - In Exercises 1-8, use inductive reasoning to...Ch. 1 - In Exercises 1-8, use inductive reasoning to...Ch. 1 - Prob. 5RECh. 1 - Prob. 6RECh. 1 - In Exercises 1-8, use inductive reasoning to...Ch. 1 - Prob. 8RECh. 1 - Prob. 9RECh. 1 - Pick any number and multiply the number by 10. Add...Ch. 1 - Prob. 11RECh. 1 - Prob. 12RECh. 1 - In Exercises 13-25, estimate the answer. Your...Ch. 1 - In Exercises 13-25, estimate the answer. Your...Ch. 1 - Prob. 15RECh. 1 - Prob. 16RECh. 1 - Prob. 17RECh. 1 - Sales Tax Estimate the sales tax on a boat that...Ch. 1 - Prob. 19RECh. 1 - Prob. 20RECh. 1 - A Walking Path The scale of the map is 14in. = 0.1...Ch. 1 - Prob. 22RECh. 1 - Prob. 23RECh. 1 - Prob. 24RECh. 1 - Prob. 25RECh. 1 - Prob. 26RECh. 1 - Prob. 27RECh. 1 - Prob. 28RECh. 1 - Prob. 29RECh. 1 - Applying Fertilizer Ronaldo needs to apply...Ch. 1 - Prob. 31RECh. 1 - Prob. 32RECh. 1 - Prob. 33RECh. 1 - Prob. 34RECh. 1 - Crossing Time Zones The international date line is...Ch. 1 - Prob. 36RECh. 1 - Prob. 37RECh. 1 - Prob. 38RECh. 1 - Magic Square Create a magic square by using the...Ch. 1 - Prob. 40RECh. 1 - Brothers and Sisters Jim has four more brothers...Ch. 1 - Prob. 42RECh. 1 - Prob. 43RECh. 1 - Prob. 44RECh. 1 - Prob. 45RECh. 1 - Prob. 46RECh. 1 - The Sum of Numbers Find the sum of the first 500...Ch. 1 - Prob. 48RECh. 1 - Prob. 49RECh. 1 - Prob. 50RECh. 1 - Prob. 51RECh. 1 - Sum of Numbers Place the numbers 1 through 12 in...Ch. 1 - Prob. 53RECh. 1 - Prob. 1TCh. 1 - Prob. 2TCh. 1 - Prob. 3TCh. 1 - Prob. 4TCh. 1 - Prob. 5TCh. 1 - Estimating Area If each square represents one...Ch. 1 - Body Mass Index The federal government gives a...Ch. 1 - Prob. 8TCh. 1 - Prob. 9TCh. 1 - Prob. 10TCh. 1 - Prob. 11TCh. 1 - Prob. 12TCh. 1 - Prob. 13TCh. 1 - Prob. 14TCh. 1 - Prob. 15TCh. 1 - Prob. 16TCh. 1 - Prob. 17TCh. 1 - Prob. 18TCh. 1 - Prob. 19TCh. 1 - Prob. 20T
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, subject and related others by exploring similar questions and additional content below.Similar questions
- Pet Owners According to the Humane Society, in 2015, 65% of U.S. households owned at least one pet, and 42% of households who did own pets owned at least two. The U.S. Census Bureau tells us that there were 117 million households in 2015. How many households owned at least two pets? Report your answer in millions rounded to two places.arrow_forwardBecause of practical considerations you ultimately decide to survey 100 people and find that 75 of them would prefer to work at home to some extent. When your boss asks you “What percentage of employees at this company want to work from home?”, what percentage do you tell him? 75%. my question :arrow_forwardIn The New Yorker on March 29, 2010 James Surowicki wrote that the 25 million iPhones Apple sold in 2009 represented 2.2 percent of world cell phone purchases. Use Surowicki’s numbers to estimate how many people bought a cell phone in 2009. b. Estimate the percentage of the world population that bought a cell phone in 2009arrow_forward
- In Exercises 29–36, answer the given questions, which are related to percentages. Marriage Proposals In a survey conducted by TheKnot.com, 1165 engaged or married women were asked about the importance of a bended knee when making a marriage proposal. Among the 1165 respondents, 48% said that the bended knee was essential. a. What is the exact value that is 48% of 1165 survey respondents? b. Could the result from part (a) be the actual number of survey subjects who said that a bended knee is essential? Why or why not? c. What is the actual number of survey respondents saying that the bended knee is essential? d. Among the 1165 respondents, 93 said that a bended knee is corny and outdated. What percentage of respondents said that a bended knee is corny and outdated?arrow_forwardA programmer plans to develop a new software system. In planning for the operating system that he will use, he needs to estimate the percentage of computers that use a new operating system. How many computers must be surveyed in order to be 99% confident that his estimate is in error by no more than two percentage points question marks?arrow_forwardShould they start trying to do more surveys of Savannah tourists rather than rely on nationwide estimates? (Please give answer in form so I can understand it better to write response)arrow_forward
- A programmer plans to develop a new software system. In planning for the operating system that he will use, he needs to estimate the percentage of computers that use a new operating system. How many computers must be surveyed in order to be 95% confident that his estimate is in error by no more than three percentage points?arrow_forwardA programmer plans to develop a new software system. In planning for the operating system that he will use, he needs to estimate the percentage of computers that use a new operating system. How many computers must be surveyed in order to be 90% confident that his estimate is in error by no more than four percentage points?arrow_forwardIn Exercises 29–36, answer the given questions, which are related to percentages. Percentages in Advertising Continental Airlines ran ads claiming that lost baggage is “an area where we’ve already improved 100% in the past six months.” What is wrong with this statement?arrow_forward
- Some states now allow online gambling. as a marketing manager for a casino you need to determine the percentage of adults in those states who gamble online. How many adults must you survey in order to be 95% confident that your estimate is in error by no more than 3 percentage points?arrow_forwardIn The New Yorker on March 29, 2010 James Surowicki wrote that the 25 million iPhones Apple sold in 2009 represented 2.2 percent of world cell phone purchases. Use Surowicki’s numbers to estimate how many people bought a cell phone in 2009. Estimate the percentage of the world population that bought a cell phone in 2009. Thank you!arrow_forwardA 2014 Pew Research Center Survey asked 2,002 adults about the intersection of politics and science. Of the survey participants, 1,281 responded "neither" when asked if they perceive scientists as politically liberal or conservative. What are the values of p′, "successes", or the estimated proportion of Americans who perceive scientists as neither politically liberal or conservative, and q′, the estimated proportion of Americans who perceive scientists as politically liberal or conservative? Answer in decimal form, rounding to the nearest hundredth.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Holt Mcdougal Larson Pre-algebra: Student Edition...AlgebraISBN:9780547587776Author:HOLT MCDOUGALPublisher:HOLT MCDOUGALFunctions and Change: A Modeling Approach to Coll...AlgebraISBN:9781337111348Author:Bruce Crauder, Benny Evans, Alan NoellPublisher:Cengage LearningGlencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw Hill
Holt Mcdougal Larson Pre-algebra: Student Edition...
Algebra
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Functions and Change: A Modeling Approach to Coll...
Algebra
ISBN:9781337111348
Author:Bruce Crauder, Benny Evans, Alan Noell
Publisher:Cengage Learning
Glencoe Algebra 1, Student Edition, 9780079039897...
Algebra
ISBN:9780079039897
Author:Carter
Publisher:McGraw Hill
Types of Data: Nominal, Ordinal, Interval/Ratio - Statistics Help; Author: Dr Nic's Maths and Stats;https://www.youtube.com/watch?v=hZxnzfnt5v8;License: Standard YouTube License, CC-BY
Statistics 1.1.2 Types of Data; Author: Dr. Jack L. Jackson II;https://www.youtube.com/watch?v=UZ4kHJOuoec;License: Standard YouTube License, CC-BY