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The cost of placing a full-page colour advertisement and the circulation figures of nine magazines are: Cost (E000) 43 16 17 19 13 20 44 35 Circulation (000) 135 2100 680 470 450 105 275 2250 695 (a) Which of these variables should be the dependent variable (Y, and why? (b) Plot a scatter diagram to portray the data. Ic) Determine the Pearson correlation coefficient and assess its value.

The cost of placing a full-page colour advertisement and the circulation figures of nine magazines are: Cost (E000) 43 16 17 19 13 20 44 35 Circulation (000) 135 2100 680 470 450 105 275 2250 695 (a) Which of these variables should be the dependent variable (Y, and why? (b) Plot a scatter diagram to portray the data. Ic) Determine the Pearson correlation coefficient and assess its value.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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7.5 The cost of placing a full-page colour advertisement and the circulation figures of nine magazines are: Cost (E000) 43 16 17 19 13 20 44 35 Circulation (000) 135 2100 680 470 450 105 275 2250 695 (a) Which of these variables should be the dependent variable (Y, and why? (b) Plot a scatter diagram to portray the data. (c) Determine the Pearson correlation coefficient and assess its value.
Transcribed Image Text:7.5 The cost of placing a full-page colour advertisement and the circulation figures of nine magazines are: Cost (E000) 43 16 17 19 13 20 44 35 Circulation (000) 135 2100 680 470 450 105 275 2250 695 (a) Which of these variables should be the dependent variable (Y, and why? (b) Plot a scatter diagram to portray the data. (c) Determine the Pearson correlation coefficient and assess its value.
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