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A study was made by a retail merchant to determine the relation between weekly advertising expenditures (X) and sales () in hundreds Advertising Sales
A study was made by a retail merchant to determine the relation between weekly advertising expenditures (X) and sales () in hundreds Advertising Sales (1) Costs (X) 10 (hundreds) Determine &. F., and Sy. b- Draw a scatter diagram c- Compute the correlation coefficient and comment on the relationship between advertising costs and sales. C
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Elementary Linear Algebra with Applications
Authors: Bernard Kolman, David Hill
9th edition
132296543, 978-0132296540
