Answered: x 0 2 2 4 5 y -1…

x 0 2 2 4 5 y -1 0 4 6 7 calculate: sum of the xy values, sum of xsquared values, sum of the y squared values and value of r, the correlation coefficient

Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)

6th Edition

ISBN:9781337111348

Author:Bruce Crauder, Benny Evans, Alan Noell

Publisher:Bruce Crauder, Benny Evans, Alan Noell

Chapter3: Straight Lines And Linear Functions

Section3.4: Linear Regression

Problem 15SBE

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Question

x	0	2	2	4	5
y	-1	0	4	6	7

calculate:

sum of the xy values, sum of xsquared values, sum of the y squared values and value of r, the correlation coefficient

Definition Definition Relationship between two independent variables. A correlation tells the degree to which variables move in relation to each other. When two sets of data are related to each other, there is a correlation between them.

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