ELEMENTARY STATISTICS: STEP BY STEP- ALE
10th Edition
ISBN: 9781266422362
Author: Bluman
expand_more
expand_more
format_list_bulleted
Question
Chapter 2, Problem 2.3.21RE
To determine
To construct: A dotplot for the given data and comment on the graph.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Use Excel to construct a boxplot for the Presidential Heights data. Select the data in the worksheet and click the Insert tab in the top menu. Click Chart and then Box and Whisker. Click on the boxplot, click the Design tab in the top menu, click Add Chart Element, and choose the appropriate element that allows you to add a vertical axis label.
PRESIDENT
HEIGHT
Washington
188
J. Adams
170
Jefferson
189
Madison
163
Monroe
183
J. Q. Adams
171
Jackson
185
Van Buren
168
Harrison
173
Polk
173
Taylor
173
Pierce
178
Buchanan
183
Lincoln
193
Grant
173
Hayes
173
Garfield
183
Cleveland
180
Harrison
168
McKinley
170
T. Roosevelt
178
Taft
182
Wilson
180
Harding
183
Coolidge
178
Hoover
182
F. Roosevelt
188
Truman
175
Eisenhower
179
J. Kennedy
183
Johnson
192
Nixon
182
Carter
177
Reagan
185
G. H. W. Bush
188
Clinton
188
G. W. Bush
183
Obama
188
16
20
40
60
80
100
Miles (1000s)
120
Scatter diagram 1
b. What does the scatter diagram developed in part (a) indicate about the relationship between the two variables?
Negative relationship
c. Develop the estimated regression equation that could be used to predict the price ($1000s) (to 4 decimals).
16.469
.0588
I
d. Test for a significant relationship at the 0.05 level of significance (to 3 decimals).
p-value=
less than
α = 0.05.
e. Did the estimated regression equation provide a good fit?
Yes
f. Provide terpretation for the slope of the estimated regression equation (to 4 decimals but dollar value to the nearest cent). Enter negative values as negative numbers.
The slope of the estimated regression is -.0588. Therefore, every additional 1,000 miles on the car's odometr will result in a $
predicted price.
decrease
in the
g. Suppose that you are considering purchasing a previously owned 2007 Camry that has been driven 60,000 miles. Using the estimated regression equation developed in…
DataValues
9
26
48
60
63
72
80
90
What is the 85thP ?
Chapter 2 Solutions
ELEMENTARY STATISTICS: STEP BY STEP- ALE
Ch. 2.1 - Ages of Presidents at Inauguration The data...Ch. 2.1 - List five reasons for organizing data into a...Ch. 2.1 - Name the three types of frequency distributions,...Ch. 2.1 - How many classes should frequency distributions...Ch. 2.1 - What are open-ended frequency distributions? Why...Ch. 2.1 - For Exercises 58, find the class boundaries,...Ch. 2.1 - For Exercises 58, find the class boundaries,...Ch. 2.1 - For Exercises 58, find the class boundaries,...Ch. 2.1 - For Exercises 58, find the class boundaries,...Ch. 2.1 - For Exercises 912, show frequency distributions...
Ch. 2.1 - For Exercises 912, show frequency distributions...Ch. 2.1 - For Exercises 912, show frequency distributions...Ch. 2.1 - For Exercises 912, show frequency distributions...Ch. 2.1 - Favorite Coffee Flavor A survey was taken asking...Ch. 2.1 - Trust in Internet Information A survey was taken...Ch. 2.1 - Eating at Fast Food Restaurants A survey was taken...Ch. 2.1 - Ages of Dogs The ages of 20 dogs in a pet shelter...Ch. 2.1 - Maximum Wind Speeds The data show the maximum wind...Ch. 2.1 - Stories in the Worlds Tallest Buildings The number...Ch. 2.1 - Ages of Declaration of Independence Signers The...Ch. 2.1 - Salaries of Governors Here are the salaries (in...Ch. 2.1 - Charity Donations A random sample of 30 large...Ch. 2.1 - Unclaimed Expired Prizes The number of unclaimed...Ch. 2.1 - Scores in the Rose Bowl The data show the scores...Ch. 2.1 - Consumption of Natural Gas Construct a frequency...Ch. 2.1 - Average Wind Speeds A sample of 40 large cities...Ch. 2.1 - Percentage of People Who Completed 4 or More Years...Ch. 2.1 - JFK Assassination A researcher conducted a survey...Ch. 2.1 - The Value of Pi The ratio of the circumference of...Ch. 2.2 - Selling Real Estate Assume you are a realtor in...Ch. 2.2 - Do Students Need Summer Development? For 108...Ch. 2.2 - Bear Kills The number of bears killed in 2014 for...Ch. 2.2 - Pupils Per Teacher The average number of pupils...Ch. 2.2 - Number of College Faculty The number of faculty...Ch. 2.2 - Railroad Crossing Accidents The data show the...Ch. 2.2 - NFL Salaries The salaries (in millions of dollars)...Ch. 2.2 - Suspension Bridges Spans The following frequency...Ch. 2.2 - Costs of Utilities The frequency distribution...Ch. 2.2 - Air Pollution One of the air pollutants that is...Ch. 2.2 - Making the Grade The frequency distributions shown...Ch. 2.2 - Blood Glucose Levels The frequency distribution...Ch. 2.2 - Waiting Times The frequency distribution shows the...Ch. 2.2 - Construct a histogram, frequency polygon, and...Ch. 2.2 - Construct a histogram, frequency polygon, and...Ch. 2.2 - Construct a histogram, frequency polygon, and...Ch. 2.2 - Construct a histogram, frequency polygon, and...Ch. 2.2 - Home Runs The data show the most number of home...Ch. 2.2 - Protein Grams in Fast Food The amount of protein...Ch. 2.2 - Using the histogram shown here, do the following....Ch. 2.2 - Using the results from Exercise 19. answer these...Ch. 2.2 - Math SAT Scores Shown is an ogive depicting the...Ch. 2.3 - Applying the Concepts 23 Causes of Accidental...Ch. 2.3 - Tech Company Employees Construct a vertical and...Ch. 2.3 - Worldwide Sales of Fast Foods The worldwide sales...Ch. 2.3 - Gulf Coastlines Construct a Pareto chart for the...Ch. 2.3 - Roller Coaster Mania The World Roller Coaster...Ch. 2.3 - Online Ad Spending The amount spent (in billions...Ch. 2.3 - Violent Crimes The number of all violent crimes...Ch. 2.3 - U.S. Licensed Drivers 70 or Older Draw a time...Ch. 2.3 - Valentines Day Spending The data show the average...Ch. 2.3 - Credit Cards Draw and analyze a pie graph for the...Ch. 2.3 - Reasons We Travel The following data are based on...Ch. 2.3 - Kids and Guns The following data show where...Ch. 2.3 - Colors of Automobiles The popular car colors are...Ch. 2.3 - Ages of Football Players The data show the ages of...Ch. 2.3 - Teacher Strikes In Pennsylvania the numbers of...Ch. 2.3 - Years of Experience The data show the number of...Ch. 2.3 - Commuting Times Fifty off-campus students were...Ch. 2.3 - Home Run Club There are 43 Major League baseball...Ch. 2.3 - Calories in Salad Dressings A listing of calories...Ch. 2.3 - Length of Major Rivers The data show the lengths...Ch. 2.3 - Math and Reading Achievement Scores The math and...Ch. 2.3 - State which type of graph (Pareto chart, time...Ch. 2.3 - State which graph (Pareto chart, time series...Ch. 2.3 - U.S. Health Dollar The U.S. health dollar is spent...Ch. 2.3 - Prob. 24ECh. 2.3 - Cost of Milk The graph shows the increase in the...Ch. 2.3 - U.S. Population by Age The following information...Ch. 2.3 - Chicago Homicides Draw and compare two time series...Ch. 2.3 - Trip Reimbursements The average amount requested...Ch. 2 - How People Get Their News The Brunswick Research...Ch. 2 - Mens World Hockey Champions The United States won...Ch. 2 - BUN Count The blood urea nitrogen (BUN) count of...Ch. 2 - Wind Speed The data show the average wind speed...Ch. 2 - Waterfall Heights The data show the heights (in...Ch. 2 - Ages of the Vice Presidents at the Time of Their...Ch. 2 - Find the relative frequency for the frequency...Ch. 2 - Find the relative frequency for the frequency...Ch. 2 - Construct a histogram, frequency polygon, and...Ch. 2 - Construct a histogram, frequency polygon, and...Ch. 2 - Construct a histogram, frequency polygon, and...Ch. 2 - Construct a histogram, frequency polygon, and...Ch. 2 - Non-Alcoholic Beverages The data show the yearly...Ch. 2 - Calories of Nuts The data show the number of...Ch. 2 - Crime The data show the percentage of the types of...Ch. 2 - AID: 1825 | 31/5/2018 16. Pet Care The data (in...Ch. 2 - Broadway Stage Engagements The data show the...Ch. 2 - High School Dropout Rate The data show the high...Ch. 2 - Prob. 2.3.19RECh. 2 - Smart Phone Insurance Construct and analyze a pie...Ch. 2 - Prob. 2.3.21RECh. 2 - Prob. 2.3.22RECh. 2 - Weights of Football Players A local football team...Ch. 2 - Public Libraries The numbers of public libraries...Ch. 2 - Pain Relief The graph below shows the time it...Ch. 2 - Casino Payoffs The graph shows the payoffs...Ch. 2 - From the Data Bank located in Appendix B, choose...Ch. 2 - Prob. 2DACh. 2 - From the Data Bank, select at least 30 subjects...Ch. 2 - Prob. 4DACh. 2 - Using the data from Data Set XI in Appendix B,...Ch. 2 - Prob. 7DACh. 2 - Determine whether each statement is true or false....Ch. 2 - Prob. 2CQCh. 2 - Prob. 3CQCh. 2 - Frequency distributions can aid the researcher in...Ch. 2 - Determine whether each statement is true or false....Ch. 2 - Prob. 6CQCh. 2 - Determine whether each statement is true or false....Ch. 2 - Prob. 8CQCh. 2 - What are the boundaries for 8.68.8? a. 89 b....Ch. 2 - What graph should be used to show the relationship...Ch. 2 - Prob. 11CQCh. 2 - The three types of frequency distributions are...Ch. 2 - In a frequency distribution, the number of classes...Ch. 2 - Prob. 14CQCh. 2 - Data collected over a period of time can be...Ch. 2 - A statistical device used in exploratory data...Ch. 2 - On a Pareto chart, the frequencies should be...Ch. 2 - Housing Arrangements A questionnaire on housing...Ch. 2 - Housing Arrangements A questionnaire on housing...Ch. 2 - Prob. 20CQCh. 2 - Construct a histogram, a frequency polygon, and an...Ch. 2 - Coal Consumption The following data represent the...Ch. 2 - Construct a histogram, frequency polygon, and...Ch. 2 - Recycled Trash Construct a Pareto chart and a...Ch. 2 - Identity Thefts The results of a survey of 84...Ch. 2 - Needless Deaths of Children The New England...Ch. 2 - Prob. 27CQCh. 2 - Parking Meter Revenue In a small city the number...Ch. 2 - Prob. 29CQCh. 2 - The Great Lakes Shown are various statistics about...Ch. 2 - Teacher Strikes In Pennsylvania there were more...
Knowledge Booster
Similar questions
- Please help with (d)arrow_forwardThe data were collected from a statistics class. The column head gives the variable, and each of the rows represents a student in the class. Find the frequency, proportion, and percentage of women. Click the icon to view the data table. Stats class data The frequency of women in the class is (Type an integer or a decimal.) Shoe Height Weight Size (inches)(pounds) of Siblings Number College Units Eye Color The proportion of women in the class is Male Age Handedness This Term (Type an integer or a fraction.) 31 Hazel 7.5 65 130 4 12 Right The percentage of women in the class is %. 32 Blue 10.5 69 140 1 9. Left (Round to one decimal place as needed.) 1 30 Brown 7.5 65 175 2 9. Left Right Right Left 1 30 Blue 10 61 150 1 7 1 30 Hazel 11.5 67 125 6. 7 1 30 Blue 9 64 135 9 1 29 Blue 7.5 61 150 2 15 Left Right Right Left 1 21 Brown 12.5 65 185 7 12 1 20 Blue 6. 69 120 1 11 ㅇ 22 Brown 7.5 61 190 8 1 20 Hazel 10.5 65 145 13 Right Print Donearrow_forwardpleaseanswers b and carrow_forward
- The table to the right shows the six tallest mountains in a country and their elevations. Use this table to find which mountain is the tallest in that country. The tallest mountain is Mt. D. Mt. E. Mt. B. Mt. C. Mt. A. Mt. F Mountain Mt. A Mt. B Mt C Mt. D Mt. E Mt. F Elevation (in feet) 4621 5401 5353 6555 4364 5071arrow_forwardSince 1994, the Best Roller Coaster Poll has been ranking the world's roller coasters. In 2013, Bizarro dropped to 4th after earning the top steel coaster rank for six straight years. Data on 11 of the tlop steel coasters from this poll are presented in the accompanying table What do these data indicate about the Length of the track and the Duration of the ride you can expect? E Click the icon to view the steel coaster data. Construct a scatterplot of the data. Choose the correct plot below. OA. O B. Oc. OD. 240 Y 240- 240 240- 40 2000 7000 Length () 40 2000 40 2000 70no C 7000 E Length () 2000 7000 Length () Length (t) Steel coaster data Max Vert Angle (mph) (degrees) 82 Max Duration (sec) Height Speed (ft) Length (ft) O Initial Rank Roller Coaster Park Location Drop (ft) 4003 1 Expedition GeForce Holiday Park New Texas Giant Bizaro Skyrush Maverick Shambhala DE 184 75 188 74.6 Six Flags SF New England Hersheypark Cedar Point TX 147 153 65 79 4200 MA 221 155 208 77 72 5400 5 PA 212 60…arrow_forwardAccording to a retail organization, holiday shoppers spent an average of $935.58 over the Thanksgiving weekend in 2016. The accompanying data show the amount spent by a random sample of holiday shoppers during the same weekend in 2017. Complete parts a through c.arrow_forward
- The manager of a car dealership records the 3. Identify the type of data collected. colors of automobiles on a used car lot.arrow_forwardFIND D2 for given data 48,89,98,96,85,74,25,63,4,5arrow_forwardIn a recent survey, 8 college graduates were each asked for the number of hours they work each week. Here is a list of the responses. 39 , 38 , 52 , 43 , 45 , 40 , 37 , 52 Find the range of the data set.arrow_forward
- Identify the mode of the set of data: 87,90,86,95,2,87,88,94,86,97 ?a. 90b. 87c. 86d. 85arrow_forwardA retailer wants to see if a red "Sale" sign brings in the same amount of revenue than the same "Sale" sign in blue. The data below shows the revenue in thousands of dollars that was achieved for various days when the retailer decided to put the red "Sale" sign up and days when the retailer decided to put the blue "Sale" sign up. Red: 2.4, 3, 3.6, 1.8, 3, 2.7, 2.9, 3, 3.1 Blue: 1.7, 2.1, 1.4, 2.6, 0.6, 3, 3.5, 1.6, 0.3 Assume that both populations follow a normal distribution. What can be concluded at the αα = 0.05 level of significance level of significance? The test statistic ? t = _______________ (please show your answer to 3 decimal places.) The p-value = __________________ (Please show your answer to 4 decimal places.)arrow_forwardPlease answer it completely and correctly.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Big Ideas Math A Bridge To Success Algebra 1: Stu...AlgebraISBN:9781680331141Author:HOUGHTON MIFFLIN HARCOURTPublisher:Houghton Mifflin Harcourt
Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw Hill
Holt Mcdougal Larson Pre-algebra: Student Edition...AlgebraISBN:9780547587776Author:HOLT MCDOUGALPublisher:HOLT MCDOUGAL
Big Ideas Math A Bridge To Success Algebra 1: Stu...
Algebra
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:Houghton Mifflin Harcourt
Glencoe Algebra 1, Student Edition, 9780079039897...
Algebra
ISBN:9780079039897
Author:Carter
Publisher:McGraw Hill
Holt Mcdougal Larson Pre-algebra: Student Edition...
Algebra
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL