Below a scatter diagram for x and y. The sample correlation coefficient for the data r = -0.823. 100 90 80 70 60 <-50 40 30 20 10 0 5 10 15 20 25 30 35 Is there a linear correlation between x and y? Use the "Critical Values for Correlation Coefficient" table provided to justify your answer. If there is linear correlation, is it positive or negative?
Below a scatter diagram for x and y. The sample correlation coefficient for the data r = -0.823. 100 90 80 70 60 <-50 40 30 20 10 0 5 10 15 20 25 30 35 Is there a linear correlation between x and y? Use the "Critical Values for Correlation Coefficient" table provided to justify your answer. If there is linear correlation, is it positive or negative?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
please show all work and please organize answers to questions in order so it’s not difficult to understand
Expert Solution
Step 1
Given:
Sample size n = 7
The correlation coefficient r = -0.823
Formula Used:
If the amount of coefficient of correlation is greater than critical value, Then there is a linear relationship.
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