Loose Leaf for Statistical Techniques in Business and Economics
17th Edition
ISBN: 9781260152647
Author: Douglas A. Lind
Publisher: McGraw-Hill Education
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Chapter 17, Problem 23CE
To determine
Develop a simple index for the revenue of GE using 2004 as the base period.
Write the conclusion about the change in revenue over the period.
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Below we list several variables. Which of these variables are quantitative, and which are qualitative?
The following information on maintenance and repair costs and revenues for the last two years is available from the accounting records at Arnie’s Arcade & Video Palace. Arnie has asked you to help him understand the relation between business volume and maintenance and repair cost.
Month
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Revenues ($000)
July
$2.31
$59.00
August
3.28
53.00
September
2.80
49.00
October
2.21
65.00
November
2.30
77.00
December
1.14
105.00
January
3.12
45.00
February
3.16
51.00
March
3.02
61.00
April
2.98
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May
2.04
67.00
June
1.78
79.00
July
2.60
73.00
August
2.02
67.00
September
2.57
75.00
October
2.38
77.00
November
1.43
87.00
December
0.76
117.00
January
2.58
61.00
February
2.28
63.00
March
1.69
83.00
April
1.95
87.00
May
1.95
73.00
June
1.33
69.00
Required:
Using Excel, estimate a linear regression with maintenance and repair cost as the dependent variable and revenue as the independent variable.…
In the early 2000s interest rates were low so many homeowners refinanced their home mortgages. Linda is a mortgage officer at Maybank Savings and Loan. Below is the amount refinanced for twenty loans she processed last week. The data are reported in thousands of dollars and arranged from smallest to largest.
59.2 59.5 61.6 65.5 66.6 72.9 74.8 77.3 79.2
83.7 85.6 85.8 86.6 87.0 87.1 90.2 93.3 98.6
100.2 100.7
a. Find the mean, median, 1stquartile and 3rd quartile
b. Draw a stem and leaf plot of the data using class width of 10
Chapter 17 Solutions
Loose Leaf for Statistical Techniques in Business and Economics
Ch. 17 - Prob. 1.1SRCh. 17 - Prob. 1.2SRCh. 17 - Prob. 1ECh. 17 - Prob. 2ECh. 17 - Prob. 3ECh. 17 - Prob. 4ECh. 17 - Prob. 2SRCh. 17 - Prob. 5ECh. 17 - Prob. 6ECh. 17 - Prob. 7E
Ch. 17 - Prob. 8ECh. 17 - Prob. 3SRCh. 17 - Prob. 9ECh. 17 - Prob. 10ECh. 17 - Prob. 4SRCh. 17 - Prob. 11ECh. 17 - Prob. 5SRCh. 17 - Prob. 6SRCh. 17 - Prob. 7SRCh. 17 - Prob. 13ECh. 17 - Prob. 14ECh. 17 - Prob. 15ECh. 17 - Prob. 16ECh. 17 - Prob. 17CECh. 17 - Prob. 18CECh. 17 - Prob. 19CECh. 17 - Prob. 20CECh. 17 - Prob. 21CECh. 17 - Prob. 22CECh. 17 - Prob. 23CECh. 17 - Prob. 24CECh. 17 - Prob. 25CECh. 17 - Prob. 26CECh. 17 - Prob. 27CECh. 17 - Prob. 28CECh. 17 - Prob. 29CECh. 17 - Prob. 30CECh. 17 - Prob. 31CECh. 17 - Prob. 32CECh. 17 - Prob. 33CECh. 17 - Prob. 34CECh. 17 - Prob. 35CECh. 17 - Prob. 36CECh. 17 - Prob. 37CECh. 17 - Prob. 38CECh. 17 - Prob. 39CECh. 17 - Prob. 40CECh. 17 - Prob. 41CECh. 17 - Prob. 42CECh. 17 - Prob. 43CECh. 17 - Prob. 44CECh. 17 - Prob. 45CECh. 17 - Prob. 46CECh. 17 - Prob. 47CECh. 17 - Prob. 48CECh. 17 - Prob. 49CECh. 17 - Prob. 50CECh. 17 - Prob. 51CECh. 17 - Prob. 52CECh. 17 - Prob. 53CECh. 17 - Prob. 54CECh. 17 - Prob. 55CE
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