Find out the co-efficient of correlation in thefollowing case.Height of fathers in inches65Height of sons in inches676667 a6864676868 i72697071697370

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Answered: Find out the co-efficient of…

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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please solve A, B, and D ch 12
A statistics professor is interested in finding out if there's a relationship between the final exam scores in Statistics 102 and the final exam scores of the same students who took Statistics 101. The data are shown in the table. Stat 101 86 93 67 72 47 96 84 72 75 Part: 0/2 Part 1 of 2 Stat 102 84 95 63 73 60 90 90 62 74 (a) Use a graphing calculator to find the correlation coefficient for these data. Round to three decimal places. The correlation coefficient, rounded to three decimal places, is X S
Match each correlation value with its interpretation A. large (strong) negative relationship B. small (weak) positive relationship C. large (strong) positive relationship select 1.r -0.8 select 2.r 0.1 select 3. r = 0.7 7,821 MAR 20 F3 F2 D00 F4 F5 F6 F7 $ % & 4 6 LA 00 %#3
Which of the following sets of correlations shows the highest to lowest degree of relationship? A. +.70, +.15, -.10, -.85 B. -.85, +.70, -.10, +.15 C. +.70, +.15, -.85, -.10 D. -.85, +.70, +.15, -.10 E. -.10, +.15, +.70, -.85
Match each scatterplot shown below with one of the four specified correlations. a. -0.15 b. -0.76 b c. 0.26 d. 0.91 00 00 a 80 of of 00 80
Which r is the strongest correlation? O -0.8 O-0.18 O-0.09 O 0.711 O 0.4
Use the data values in the table below to calculate the correlation between the variables x and y. Submit the link through Canvas to either a photo of your work on paper or a link to a google sheet. y 4 27.22 5 23.83 6 23.94 7 22.85 8 20.96 9 17.07 10 14.68 11 16.49 12 14.6 Give your answer to three decimal places.
Which of the following are attributes of correlation? Ocorrelation is bounded by +1 and -1 correlation is a measure of linear dependency a correlation of 0 does not mean that 2 variables are independent independent variables have 0 correlation
Which of the following is a plausible correlation for a person’s height and age from birth to age 10? a. 0.89 b. 0 c. -0.89
a teacher asked her students how many hours of sleep they had the night before a test. what type of correlation does your graph show? Determine a equation line of best fit BY HAND using the points 7,90 nd 6,76. hours slept : 8 7 7 8 6 5 7 4 9 7 score 83 86 74 88 76 63 90 60 89 81
The strength of the correlation is indicated by a number value and the closer that value is to zero, the weaker the correlation. O True O False
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Find out the co-efficient of correlation in the following case . Height of fathers in inches 65 Height of sons in inches 67 66 67 an 68 66 64 67 68 68 72 69 70 71 69 73 70