A study was made by a retail merchant to determine the relation between weekly advertising expenditures and sales. Sales ($) Advertising cost ($) 40 380 20 410 24 395 18 360 32 480 48 430 38 490 20...

A study was made by a retail merchant to determine the relation between weekly<br>advertising expenditures and sales.<br>Sales ($)<br>Advertising cost ($)<br>40<br>380<br>20<br>410<br>24<br>395<br>18<br>360<br>32<br>480<br>48<br>430<br>38<br>490<br>20<br>410<br>50<br>575<br>40<br>520<br>Find the equation of the regression line to predict weekly sales from advertising<br>expenditures. Also test the significance of regression coefficient.<br>

Extracted text: A study was made by a retail merchant to determine the relation between weekly advertising expenditures and sales. Sales ($) Advertising cost ($) 40 380 20 410 24 395 18 360 32 480 48 430 38 490 20 410 50 575 40 520 Find the equation of the regression line to predict weekly sales from advertising expenditures. Also test the significance of regression coefficient.

Jun 09, 2022

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A study was made by a retail merchant to determine the relation between weekly advertising expenditures and sales. Sales ($) Advertising cost ($) 40 380 20 410 24 395 18 360 32 480 48 430 38 490 20...

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