Gen Combo Ll Applied Statistics In Business & Economics; Connect Access Card
6th Edition
ISBN: 9781260260632
Author: David Doane, Lori Seward Senior Instructor of Operations Management
Publisher: McGraw-Hill Education
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Chapter 14, Problem 19CE
a.
To determine
Sketch the graph for both men’s and women’s winning times in minutes on the same graph.
b.
To determine
Fit the linear trend model for men and women series,also predict the forecasts for 20 years ahead for both men and women series by using excel.
Check whether the times will converge in 20 years eventually or not.
c.
To determine
Fit moving average trend for the men and women series.
d.
To determine
Check whether the moving average is reasonable method for modelling the given data sets.
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The following table shows a data set containing information for 25 of the shadow stocks tracked by the American Association of Individual Investors (aaii.com, February 2002). Shadow stocks are common stocks of smaller companies that are not closely followed by Wall Street analysts.
Click on the datafile logo to reference the data.
DATA file
Company
DeWolfe Companies
Exchange
Ticker
Symbol
Market
Cap
($ millions)
Price/
Gross
Profit
Earnings
Ratio
Margin
(%)
AMEX
DWL
36.4
8.4
36.7
North Coast Energy
OTC
NCEB
52.5
6.2
59.3
Hansen Natural Corp.
OTC
HANS
41.1
14.6
44.8
MarineMax, Inc.
NYSE
HZO
111.5
7.2
23.8
Nanometrics Incorporated
OTC
NANO
228.6
38.0
53.3
TeamStaff, Inc.
OTC
TSTF
92.1
33.5
4.1
Environmental Tectonics
AMEX
ETC
51.1
35.8
35.9
Measurement Specialties
AMEX
MSS
101.8
26.8
37.6
SEMCO Energy, Inc.
NYSE
SEN
193.4
18.7
23.6
Party City Corporation
OTC
PCTY
97.2
15.9
36.4
Embrex, Inc.
OTC
EMBX
136.5
18.9
59.5
Tech/Ops Sevcon, Inc.
AMEX
ΤΟ
23.2
20.7
35.7
ARCADIS NV
OTC
ARCAF
173.4…
The following table shows a data set containing information for 25 of the shadow stocks tracked by the American Association of Individual Investors (aaii.com, February 2002). Shadow stocks are common stocks of smaller companies that are not closely followed by Wall Street analysts.
Click on the datafile logo to reference the data.
DATA file
Company
DeWolfe Companies
Exchange
AMEX
Ticker
Symbol
Market
Cap
Price/
Gross
Profit
Earnings Margin
($ millions)
Ratio
(%)
DWL
36.4
8.4
36.7
North Coast Energy
OTC
NCEB
52.5
6.2
59.3
Hansen Natural Corp.
OTC
HANS
41.1
14.6
44.8
MarineMax, Inc.
NYSE
HZO
111.5
7.2
23.8
Nanometrics Incorporated
OTC
NANO
228.6
38.0
53.3
TeamStaff, Inc.
OTC
TSTF
92.1
33.5
4.1
Environmental Tectonics
AMEX
ETC
51.1
35.8
35.9
Measurement Specialties
AMEX
MSS
101.8
26.8
37.6
SEMCO Energy, Inc.
NYSE
SEN
193.4
18.7
23.6
Party City Corporation
OTC
PCTY
97.2
15.9
36.4
Embrex, Inc.
OTC
EMBX
136.5
18.9
59.5
Tech/Ops Sevcon, Inc.
AMEX
ΤΟ
23.2
20.7
35.7
ARCADIS NV
OTC
ARCAF
173.4…
Chapter 14 Solutions
Gen Combo Ll Applied Statistics In Business & Economics; Connect Access Card
Ch. 14.2 - (a) Make an Excel graph of the data on the number...Ch. 14.2 - Prob. 3SECh. 14.2 - Prob. 4SECh. 14.2 - Prob. 5SECh. 14.4 - (a) Make an Excel line graph of the exchange rate...Ch. 14.5 - (a) Make an Excel line graph of the following bond...Ch. 14 - Explain the difference between (a) stocks and...Ch. 14 - (a) What is periodicity? (b) Give original...Ch. 14 - (a) What are the distinguishing features of each...Ch. 14 - Name four criteria for assessing a trend forecast.
Ch. 14 - Name two advantages and two disadvantages of each...Ch. 14 - When would the exponential trend model be...Ch. 14 - Explain how to obtain the compound percent growth...Ch. 14 - (a) When might a quadratic model be useful? (b)...Ch. 14 - Name five measures of fit for a trend, and state...Ch. 14 - Prob. 10CRCh. 14 - Prob. 11CRCh. 14 - Prob. 12CRCh. 14 - (a) Why is seasonality irrelevant for annual data?...Ch. 14 - Prob. 14CRCh. 14 - (a) Explain how seasonal binaries can be used to...Ch. 14 - What is the purpose of index numbers?Ch. 14 - (a) Make a line chart for JetBlues revenue. (b)...Ch. 14 - (a) Plot both Swiss watch time series on the same...Ch. 14 - (a) Make a line graph of the U.S. civilian labor...Ch. 14 - (a) Plot the voter participation rate. (b)...Ch. 14 - For each of the following fitted trends, make a...Ch. 14 - (a) Make a line graph of consumer credit...Ch. 14 - (a) Plot the data on U.S. general aviation...Ch. 14 - Prob. 17CECh. 14 - (a) Plot either receipts and outlays or federal...Ch. 14 - Prob. 19CECh. 14 - (a) Plot the data on leisure and hospitality...Ch. 14 - Prob. 21CECh. 14 - Prob. 22CECh. 14 - (a) Plot the data on skier/snowboard visits. (b)...Ch. 14 - Prob. 24CECh. 14 - (a) Plot U.S. petroleum imports on a graph. (b)...Ch. 14 - (a) Make a line chart and fit an m-period moving...Ch. 14 - Refer to exercise 14.26. (a) Plot the dollar/pound...Ch. 14 - (a) Plot the data on natural gas bills. (b) Can...Ch. 14 - (a) Plot the data on air travel delays. (b) Can...Ch. 14 - (a) Plot the data on airplane shipments. (b) Can...Ch. 14 - (a) Plot the data on revolving credit (credit...Ch. 14 - The following seasonal regression was fitted with...Ch. 14 - The following seasonal regression was fitted with...
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