Pearson eText Business Statistics: First Course -- Instant Access (Pearson+)
8th Edition
ISBN: 9780136880974
Author: David Levine, David Stephan
Publisher: PEARSON+
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Question
Chapter 1, Problem 1.28AC
(a)
To determine
To explain: the description of organizing the data in an unstacked format.
(b)
To determine
To explain: the description of organizing the data in a stacked format.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
An insurance company crashed four cars in succession at 5 miles per hour. The cost of repair for each of the crashes was $421,$465,$412,$218. Compute the range of data
the data file is just a blank excel sheet, you do not need to see it to access information.
uppose Laura, a facilities manager at a health and wellness company, wants to estimate the difference in the average amount of time that men and women spend at the company's fitness centers each week.
Laura randomly selects 13 adult male fitness center members from the membership database and then selects 13 adult female members from the database. Laura gathers data from the past month containing logged time at the fitness center for these members. She plans to use the data to estimate the difference in the time men and women spend per week at the fitness center. The sample statistics are summarized in the table.
Population
Populationdescription
Population mean(unknown)
Samplesize
Sample mean(min)
Sample standarddeviation (min)
1
male
?1
?1=13
?⎯⎯⎯1=132.5
?1=45.3
2
female
?2
?2=13
?⎯⎯⎯2=108.7
?2=31.1
df=21.256
The population standard deviations are unknown and unlikely to be equal, based on the sample data. Laura plans to use the two-sample ?-procedures to estimate the…
Chapter 1 Solutions
Pearson eText Business Statistics: First Course -- Instant Access (Pearson+)
Ch. 1 - Four different beverages are sold at a fast-food...Ch. 1 - U.S. businesses are listed by size: small, medium,...Ch. 1 - Prob. 1.3LBCh. 1 - Prob. 1.4ACCh. 1 - Prob. 1.5ACCh. 1 - Prob. 1.6ACCh. 1 - For each of the following variables, determine...Ch. 1 - Prob. 1.8ACCh. 1 - Prob. 1.9ACCh. 1 - Prob. 1.10AC
Ch. 1 - The director of market research at a large...Ch. 1 - Prob. 1.15ACCh. 1 - Prob. 1.17LBCh. 1 - Fora population of N = 902, verify that by...Ch. 1 - Given a population of N = 93, starting in row 29,...Ch. 1 - Prob. 1.20ACCh. 1 - You want to select a random sample of n = 1 from a...Ch. 1 - Prob. 1.22ACCh. 1 - Prob. 1.23ACCh. 1 - Prob. 1.24ACCh. 1 - Prob. 1.25ACCh. 1 - Prob. 1.26ACCh. 1 - Prob. 1.27ACCh. 1 - Prob. 1.28ACCh. 1 - Prob. 1.29ACCh. 1 - Prob. 1.30ACCh. 1 - Prob. 1.34ACCh. 1 - Prob. 1.35CYUCh. 1 - Prob. 1.36CYUCh. 1 - Prob. 1.37CYUCh. 1 - Prob. 1.38CYUCh. 1 - Prob. 1.39CYUCh. 1 - What is the difference between an interval scaled...Ch. 1 - What is the difference between probability...Ch. 1 - Prob. 1.42CYUCh. 1 - Prob. 1.43CYUCh. 1 - Prob. 1.45CYUCh. 1 - Prob. 1.48CRPCh. 1 - Prob. 1.51CRPCh. 1 - Prob. 1.52CRPCh. 1 - Social media provides an enormous amount of data...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.Similar questions
- Describe how you have used two topics from this chapter in your life outside of your math class during the past month.arrow_forwardOn the first part of a 350-kilometer trip, a salesperson travels 2 hours and 15 minutes at an average speed of 100 kilometers per hour. The salesperson needs to arrive at the destination in another hour and 20 minutes. Find the average speed required for the remainder of the trip.arrow_forwardA marketing company surveys 1,200 people. They surveyed twice as many females as males. How many males and females did they survey?arrow_forward
- The manager of Jerry's Barbershop recently asked 15 customers to punch in a time card when 1st arrive at the shop and to punch out right after they paid for their haircuts, and used the data on the cards to measure how long in minutes it took jerry and his barbers to cut hair. He also recorded the amount of money spent by each of the 15 customers as well as the customer's stage of life child, teen, adult. Identify the populationarrow_forwardMarkLines is an online portal (www.marklines.com) that reports automotive industry data. The table below shows the number of cars sold in the United States from January to November in 2017 and 2018. The top 22 manufacturers, plus others, are listed here. Sales data often is reported in this way to compare current sales to last year’s sales. Car Sales Manufacturer Jan.-Nov.2017 Jan.-Nov.2018 GM (Est.) 2,691,493 2,654,568 Ford 2,334,290 2,265,590 Toyota 2,211,533 2,205,762 Fiat Chrysler 1,887,430 2,038,684 Honda 1,492,112 1,449,713 Nissan 1,455,238 1,345,157 Hyundai 621,961 612,225 Subaru 584,614 615,594 Kia 546,629 542,245 Mercedes (includes Sprinter) 332,990 318,012 BMW 271,432 276,657 VW 309,395 322,017 Mazda 262,577 274,455 Audi 199,534 200,558 Tesla (Est.) 40,320 106,050 Land Rover 66,759 81,526 Volvo 71828 89437 Mitsubishi 95,185 109,088 Porsche 51,507 53,116 MINI 42,494 40,887 Jaguar 36,180 27,021 Others 18,901 17,251 smart…arrow_forwardAs the leader of the sales team, you would like to increase the revenue brought by your team. You discovered a program for sales personnel that supposedly improve interpersonal skills and thus help settle deals with customers more often. You decide to send8 of your sales people for the training, and compare the amount they brought in sales in the month before they went and in the month after they received the training. The data are: Xbefore: 400, 300, 1200, 2100, 700, 450, 650, 3400 Xafter: 1000, 400, 1000, 2500, 1200, 600, 800, 3000 A. Identify the appropriate statistical measure to use. B. Conduct the test. Make a decision about the null hypothesis, interpret your results and calculate effect size if applicable. At ?=.05, can you report to upper management that the training worked? Or was it a waste of money? C. Calculate 95% confidence intervals for the estimate of the difference.arrow_forward
- The Wall Street Journal’s website, www.wsj.com, reported the number of cars and light-duty trucks sold through October of 2014 and October of 2015. The top sixteen manufacturers are listed here. The sales information for all manufacturers can be accessed in a data file below. Sales data are often reported in this way to compare current sales to last year’s sales. Year-to-Date Sales Manufacturer Through October 2015 Through October 2014 General Motors Corp. 2,562,840 2,434,707 Ford Motor Company 2,178,587 2,065,612 Toyota Motor Sales USA Inc. 2,071,446 1,975,368 Chrysler 1,814,268 1,687,313 American Honda Motor Co Inc. 1,320,217 1,281,777 Nissan North America Inc. 1,238,535 1,166,389 Hyundai Motor America 638,195 607,539 Kia Motors America Inc. 526,024 489,711 Subaru of America Inc. 480,331 418,497 Volkswagen of America Inc. 294,602 301,187 Mercedes-Benz 301,915 281,728 BMW of North America Inc.…arrow_forwardA high school guidance counselor analyzed data from a sample of 200 community colleges throughout the United States. One of his goals was to estimate the annual tuition costs of community colleges in the United States. Describe the population and variable of interest to the guidance counselor. Why?arrow_forwardIdentify the mode of the set of data: 87,90,86,95,2,87,88,94,86,97 ?a. 90b. 87c. 86d. 85arrow_forward
- One of the basketball coaches at Cypress College wanted to see if Cypress College's Strength & Exercise class was increasing the weight that a player could bench press. The basketball coach randomly selected some of his players and determined how much they could bench press before taking the class. Then after completing the class, he again determined the weight that they could now bench press. The data for these players is given in the table below. Test whether the Strength and Exercise class is increasing the amount of weight that the players can bench press at the a=0.05 level of significance. Player Player 1 Player 2 Player 3 Player 4 Pounds Lifted Before 205 241 338 368 [ Select] ANOVA 2-SampFTest 252 330 360 2-SampTTest X^2-Test 2-PropZTest T-Test [ Select ] P-Value [ Select] Conclusionarrow_forwardA store manager kept track of the number of newspapers sold each week over an 8-week period. The results were as follows: 0, 88, 71, 201, 113, 269, 248, 250. Find the 5 number summary for the data. Is the data discrete or continious?arrow_forwardBicycling, the world's leading cycling magazine, reviews hundreds of bicycles throughout the year. Their "Road-Race" category contains reviews of bikes used by riders primarily interested in racing. One of the most important factors in selecting a bike for racing is the weight of the bike. The following data show the weight (pounds) and price ($) for 10 racing bikes reviewed by the magazine (Bicycling website). DATA file Brand FELT F5 PINARELLO Paris ORBEA Orca GDR EDDY MERCKX EMX-7 BH RC1 Ultegra BH Ultralight 386 CERVELO S5 Team GIANT TCR Advanced 2 WILIER TRIESTINA Gran Turismo (to 3 decimals) Weight Price ($) 17.8 16.1 14.9 15.9 Did the estimated regression equation provide a good fit? The estimated regression equation provided a - Select your answer - fit. c. Predict the price for a bike that weighs 15 pounds. (to whole number) 2100 6250 8370 6200 17.2 13.1 16.2 17.1 17.6 SPECIALIZED S-Works Amira SL4 14.1 8000 a. Use the data to develop an estimated regression equation that could…arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Algebra: Structure And Method, Book 1AlgebraISBN:9780395977224Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. ColePublisher:McDougal Littell
Holt Mcdougal Larson Pre-algebra: Student Edition...AlgebraISBN:9780547587776Author:HOLT MCDOUGALPublisher:HOLT MCDOUGAL
Elementary AlgebraAlgebraISBN:9780998625713Author:Lynn Marecek, MaryAnne Anthony-SmithPublisher:OpenStax - Rice University
Big Ideas Math A Bridge To Success Algebra 1: Stu...AlgebraISBN:9781680331141Author:HOUGHTON MIFFLIN HARCOURTPublisher:Houghton Mifflin Harcourt
Algebra for College StudentsAlgebraISBN:9781285195780Author:Jerome E. Kaufmann, Karen L. SchwittersPublisher:Cengage Learning
Algebra: Structure And Method, Book 1
Algebra
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:McDougal Littell
Holt Mcdougal Larson Pre-algebra: Student Edition...
Algebra
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Elementary Algebra
Algebra
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:OpenStax - Rice University
Big Ideas Math A Bridge To Success Algebra 1: Stu...
Algebra
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:Houghton Mifflin Harcourt
Algebra for College Students
Algebra
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Cengage Learning
The Shape of Data: Distributions: Crash Course Statistics #7; Author: CrashCourse;https://www.youtube.com/watch?v=bPFNxD3Yg6U;License: Standard YouTube License, CC-BY
Shape, Center, and Spread - Module 20.2 (Part 1); Author: Mrmathblog;https://www.youtube.com/watch?v=COaid7O_Gag;License: Standard YouTube License, CC-BY
Shape, Center and Spread; Author: Emily Murdock;https://www.youtube.com/watch?v=_YyW0DSCzpM;License: Standard Youtube License