Here is a bivariate data set.xy30.283.260.865.651.671.742.867.617.771.233.558.64270.247.265.133.169.536.464.240.880.339.371.528.477.543.360.863.173.13765.4Find the correlation coefficient and report it accurate to three decimal places. r = ____

Given dataA bivariate data set is given

Answered: Here is a bivariate data set. x y 30.2…

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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x	y
30.2	83.2
60.8	65.6
51.6	71.7
42.8	67.6
17.7	71.2
33.5	58.6
42	70.2
47.2	65.1
33.1	69.5
36.4	64.2
40.8	80.3
39.3	71.5
28.4	77.5
43.3	60.8
63.1	73.1
37	65.4

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Here is a bivariate data set. x y 33.1 67.2 34.8 73.7 20.9 93.2 26.1 74.2 31.3 97.5 1.3 110.9 30.4 59.6 18.8 91.8 40.9 43.1 Find the correlation coefficient and report it accurate to three decimal places. r = What proportion of the variation in y can be explained by the variation in the values of x? Report answer as a percentage accurate to one decimal place.r² = %
You wish to determine if there is a positive linear correlation between the two variables at a significance level of α=0.01α=0.01. You have the following bivariate data set. x y 43.4 76.4 23.7 74.4 2.9 76.1 -0.4 59.2 24 72.2 35.6 64.9 20.1 60 35.5 67.5 59.7 71.5 24.3 75.7 32.6 80.1 9.6 62.8 39.8 76.7 -5.5 55.7 49.1 78.6 22.7 69.8 46.4 84.9 12.4 47.4 45.8 69.4 40.5 73.8 38.1 77.4 37.1 70.3 30.4 73.4 download link provided here: Download CSVWhat is the correlation coefficient for this data set? r = (report answer accurate to at least 3 decimal places)To find the p-value for a correlation coefficient, you need to convert to a t-score:t=r⋅√n−21−r2t=r⋅n-21-r2This t-score is from a t-distribution with n−2n-2 degrees of freedom.What is the p-value for this correlation coefficient? p-value = (report answer accurate to at least 4 decimal places)Your final conclusion is that... There is insufficient sample evidence to support…
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Here is a bivariate data set. x y 30.2 83.2 60.8 65.6 51.6 71.7 42.8 67.6 17.7 71.2 33.5 58.6 42 70.2 47.2 65.1 33.1 69.5 36.4 64.2 40.8 80.3 39.3 71.5 28.4 77.5 43.3 60.8 63.1 73.1 37 65.4 Find the correlation coefficient and report it accurate to three decimal places. r = ____