Essentials of Modern Business Statistics with Microsoft Office Excel (Book Only)
7th Edition
ISBN: 9781337298353
Author: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams
Publisher: South-Western College Pub
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Chapter 3.1, Problem 13E
In automobile mileage and gasoline-consumption testing, 13 automobiles were road tested for 300 miles in both city and highway driving conditions. The following data were recorded for miles-per-gallon performance.
City: 162 16.7 15.9 144 13.2 15.3 16.8 161) 16.1 153 15.2 15.3 16.2
Highway: 194 20.6 18.3 18.6 19.2 174 17.2 186 19.0 21.1 19.4 18.5 18.7
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In automobile mileage and gasoline-consumption testing, 13 automobiles were road tested for 300 miles in both city and highway driving conditions. The following data were recorded for miles-per-gallon performance.
City:
Highway:
18.5 19.0 18.2 16.7 15.5 17.6 19.1 18.3 18.4 17.6 17.5 17.6 18.5
22.0 23.2 20.9 21.2 21.8 20.0 19.8 21.2 21.6 23.7 22.0 21.1 21.3
Calculate the mean, median, and mode for City and Highway gasoline consumption (to 1 decimal).
Highway
Mean
17.9
21.5
Median
18.2
21.3
Mode
17.6
The data are bimodal:
17.6 and
21.2
Make a statement about the difference in gasoline consumption between both driving conditions.
None of the above statements are true.
City
4. Use this data from the HANES5 survey to estimate the average weight of men 18 and over
whose heights were 73 inches.
average height: 69 inches
average weight: 190 pounds
r = 0.41
SD 3 inches
SD 42 pounds
your car is more crowded than you think.Â
table 5.8 reports results from a 1969 personal transportation survey on "home-to-work" trips in metropolitan areas.
The survey stated that the average car occupancy was 1.4 people. check that calculation.
Chapter 3 Solutions
Essentials of Modern Business Statistics with Microsoft Office Excel (Book Only)
Ch. 3.1 - Consider a sample with data values of 10, 20, 12,...Ch. 3.1 - Consider a sample with data values of 10, 20, 21,...Ch. 3.1 - Consider the following data and corresponding...Ch. 3.1 - Consider the following data. What is the mean...Ch. 3.1 - Prob. 5ECh. 3.1 - Prob. 6ECh. 3.1 - The average number of minutes Americans commute to...Ch. 3.1 - The WWI Street Journal reported that the median...Ch. 3.1 - Which companies spend the most money on...Ch. 3.1 - Prob. 10E
Ch. 3.1 - According to the National Education Association...Ch. 3.1 - The Big Bang Theory, a situation comedy featuring...Ch. 3.1 - In automobile mileage and gasoline-consumption...Ch. 3.1 - Prob. 14ECh. 3.1 - Martinez Auto Supplies has retail stores located...Ch. 3.1 - The grade point average for college students is...Ch. 3.1 - The following table shows the total return and the...Ch. 3.1 - Prob. 18ECh. 3.1 - Prob. 19ECh. 3.1 - Prob. 20ECh. 3.1 - If an asset declines in value from $5000 to $3500...Ch. 3.1 - The current value of a company is $25 million. If...Ch. 3.2 - Consider a sample with data values of 10, 20, 12,...Ch. 3.2 - Prob. 24ECh. 3.2 - Prob. 25ECh. 3.2 - Data collected by the Oil Price Information...Ch. 3.2 - The results of a search to find the least...Ch. 3.2 - The Australian Open is the first of the four Grand...Ch. 3.2 - Prob. 29ECh. 3.2 - The following data were used to construct the...Ch. 3.2 - Prob. 31ECh. 3.2 - Prob. 32ECh. 3.2 - Scores turned in by an amateur golfer at the...Ch. 3.2 - The following times were recorded by the...Ch. 3.3 - Consider a sample with data values of 10, 20, 12,...Ch. 3.3 - Prob. 36ECh. 3.3 - Prob. 37ECh. 3.3 - Prob. 38ECh. 3.3 - The results of a national survey showed that on...Ch. 3.3 - Prob. 40ECh. 3.3 - Prob. 41ECh. 3.3 - Many families in California are using backyard...Ch. 3.3 - Prob. 43ECh. 3.3 - Prob. 44ECh. 3.3 - The Wall Street Journal reported that Walmart...Ch. 3.4 - Prob. 46ECh. 3.4 - Prob. 47ECh. 3.4 - Prob. 48ECh. 3.4 - Prob. 49ECh. 3.4 - Naples, Florida hosts a half-marathon (13.1 -mile...Ch. 3.4 - Annual sales, in millions of dollars, for 21...Ch. 3.4 - Consumer Reports provided overall customer...Ch. 3.4 - Fortune magazine's list of the world's most...Ch. 3.4 - Prob. 54ECh. 3.5 - Five observations taken for two variables follow...Ch. 3.5 - Five observations taken for two variables follow...Ch. 3.5 - Prob. 57ECh. 3.5 - A department of transportation's study on driving...Ch. 3.5 - Over the past 40 years, the percentage of homes in...Ch. 3.5 - Prob. 60ECh. 3.5 - A random sample of 30 colleges from Kiplinger's...Ch. 3 - The average number of times Americans dine out in...Ch. 3 - Prob. 63SECh. 3 - The average waiting time for a patient at an El...Ch. 3 - U.S. companies lose $63.2 billion per year from...Ch. 3 - Prob. 66SECh. 3 - Public transportation and the automobile are two...Ch. 3 - In 2007 the New York Times reported that the...Ch. 3 - Prob. 69SECh. 3 - Travel + Leisure magazine presented its annual...Ch. 3 - The 32 teams in the National Football League (NFL)...Ch. 3 - Does a major league baseball team's record during...Ch. 3 - The days to maturity for a sample of five money...Ch. 3 - Automobiles traveling on a road with a posted...Ch. 3 - The Panama Railroad Company was established in...Ch. 3 - Case Problem 1 Pelican Stores Pelican S to res, a...Ch. 3 - Case Problem 1 Pelican Stores Pelican S to res, a...Ch. 3 - Problem 2Motion Picture Industry The motion...Ch. 3 - Case Problem 2 Motion Picture Industry The motion...Ch. 3 - Case Problem 2 Motion Picture Industry The motion...Ch. 3 - Case Problem 3 Business Schools of Asia-Pacific...Ch. 3 - Case Problem 3 Business Schools of Asia-Pacific...Ch. 3 - Case Problem 3 Business Schools of Asia-Pacific...Ch. 3 - Case Problem 3 Business Schools of Asia-Pacific...Ch. 3 - Case Problem 5 African Elephant Populations...Ch. 3 - Case Problem 5 African Elephant Populations...Ch. 3 - Case Problem 5 African Elephant Populations...
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- in automobile mileage and gasoline-consumption testing, 13 automobiles were road testedfor 300 miles in both city and highway driving conditions. The following data were recorded for miles-per-gallon performance.City: 16.2 16.7 15.9 14.4 13.2 15.3 16.8 16.0 16.1 15.3 15.2 15.3 16.2Highway: 19.4 20.6 18.3 18.6 19.2 17.4 17.2 18.6 19.0 21.1 19.4 18.5 18.7Use the mean, median, and mode to make a statement about the difference in performancefor city and highway drivingarrow_forwardA health statistics center compiles data on the length of stay by patients in short-term hospitals and publishes its findings in a health statistics journal. Data from a sample of 39 male patients and 35 female patients on length of stay in days are displayed in the accompanying histograms. Complete parts a) through c) below. Click the icon to view the histograms. OA. Lengths of men's stays appear to vary more Men have a mode at about 12 days, with rou OB. Lengths of men's stays appear to vary more have a mode near 5 days, with a sharp drop OC. Lengths of women's stays appear to vary mo than women. The distribution of women's sta D. Lengths of women's stays appear to vary mo Histograms # of Patients 15- 0.0 12.5 Men 15 10 5 0.0 10.0 Women 20.0 Xarrow_forwardDetermine whether the following variables are qualitative or quantative, and explain why. Daily Snowfall (in inches) during January in Syracuse, New Yorkarrow_forward
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- The top 14 speeds, in miles per hour, for professional drag racing over the past two decades are listed below. Find the median speed. 181.1 202.2 190.1 201.4 201.2 193.2 201.2 194.5 A. 196.1 B. 196.7 C. 201.2 D. 195.8 191.3 201.4 199.2 192.2 196.0 196.2arrow_forwardThe arm span and foot length were measured (in centimeters) for each of the 19 students in a statistics class and displayed in the scatterplot. An analysis Using the computer output, what is the predicted foot length for a student with an arm span of 160 cm? 5.79 cm was completed and the computer output is shown. 22.15 cm 29.76 cm Arm Span vs. Foot Length 29.80 cm 29 27 19 170 100 105 100 Foot Length (cm)arrow_forwardidentify the levels of measurement of the following variables and explainarrow_forward
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