Compute the linear correlation coefficient for the data below, rounding to three decimal places.3Xy- 117OA. -0.885OB. -0.671O C. - 0.995OD. -0.778112805592104762710014****** A traffic officer is compiling information about the relationship between the hour of the day and the speed over the limit atwhich the motorist is ticketed. He computes a correlation coefficient of 0.12. What does this tell the officer?O A. There is a strong negative linear correlation.B. There is little evidence of a linear correlation.OC. There is a quadratic relationship between the variables.OD. There is a strong positive linear correlation.

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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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Right arm 102 101 94 79 79 Left arm 175 169 182 146 144 If the sample data were to result in the scatterplot shown here, what is the value of the linear correlation coefficient r?
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calculate the correlation coefficient to three decimal places, x is 4,5,6,7,8,9, y, 6.05,8.64,3.93,4.92,2.31,4
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Below is a subset of the data on quality of marriage and quality of parent-child relationship. Using the data provided below, calculate the correlation between the two variables. You should calculate the correlation "by hand" and show your work that led to the solution (take a picture of your hand-written notes and insert it into this document) Quality of marriage Quality of parent-child relationship 1 5 2
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urce For a data set of chest sizes (distance around chest in inches) and weights (pounds) of eleven anesthetized bears that were measured, the linear correlation coefficient is r=0.861. Use the table available below to find the critical values of r. Based on a comparison of the linear correlation coefficient r and the critical values, what do you conclude about a linear correlation? Click the icon to view the table of critical values of r. pe here to search Table of Critical Values of r Number of Pairs of Data n 4 5 6 7 8 9 10 11 12 Print Et Critical Value of r 0.950 0.878 0.811 0.754 0.707 0.666 0.632 0.602 0.576 Done 99+ - X 3 + C More Clear all Check answer 82°F & 01
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Compute the linear correlation coefficient for the data below, rounding to three decimal places. X > y -1 17 OA. -0.885 OB. -0.671 OC. -0.995 OD. -0.778 1 12 000 8 5 5 39 2 10 www 47 6 2 7 1 0 14