Based on the graph below, which of the following values for the correlation coefficient is most likely?Y140120100806040200125867011(6)102NNNNM22233320303567788900122223355540506070X80

Answered: Based on the graph below, which of the…

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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Which of the following is an example of positive correlation? O a. More football you play, less weight you will gain. O b. As weather gets hotter, the cost of air conditioning increases. O C. As a car tire has more air, the car may use less gas per mile. O d. The older man gets, he may have less hair.
Give an example of two variables that have a positive linear correlation. Give an example of two variables that have a negative linear correlation. Give an example of two variables that have no correlation. Below is the height in inches and weight in pounds of eleven individuals Height, x 62 63 66 68 70 72 73 74 74 75 75 Weight, y 195 190 250 220 250 255 260 275 280 295 300 x = 65 inches x = 69 inches x = 71 inches
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
Marks secured by elevan students in two subjects are given below : Subject I Subject II : 69 64 65 63 65 62 65 64 66 59 62 Find the coefficient of correlation. : 71 68 66 67 70 71 70 73 72 65 66
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Identify a likely choice for the correlation between X and Y in the graph below: Y G 0 -5 -10 -15 Pick ONE option 0.8 0.2 -0.1 O -0.7 2 80 4 X 6 It could be any of the above choices 8
Which number below is representative of the largest correlation? r = -0.75 r = .05 r = -0.45 r = 0.65
Which of the following correlations indicates the strongest relationship or association and why? r = .10; r = .03; r = -.35; r = -15
The following table gives the number of Canadian geese breeding pairs in Northern Quebec. Get the line of best fit and answer the questions below. Year (t = 0 is 1988) Number of breeding pairs 0 115 5 95 6 40 7 35 8 45 9 60 your answers to the nearest hundredth. The correlation coefficient was______ This means that there is a strong______ correlation between the year and the number of geese breeding pairs.

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Based on the graph below, which of the following values for the correlation coefficient is most likely? Y 140 120 100 80 60 40 20