Loose Leaf for Statistical Techniques in Business and Economics
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 Maintenance and Repair Cost ($000) 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 63.00 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.…
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