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2) What can be said about the correlation coefficient r of æ and y where y = x² +8x + 16, x takes the values of the first ten positive integers? O r=1 O 0

2) What can be said about the correlation coefficient r of æ and y where y = x² +8x + 16, x takes the values of the first ten positive integers? O r=1 O 0

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.6: Regression And Median-fit Lines
Problem 4PPS
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2) What can be said about the correlation coefficient r of x and y where y = x² + 8x + 16, a takes the values of the first ten positive integers? r = 1 O 0<r <1 O −1 <r <0 O r = -1 3) Let the correlation coefficient r between two variables X and Y be zero. Then, the variables X and Y are: O linearly related O not linearly related O same 4) If the correlation coefficient r between two variables X and Y is negative, then the relation between X and Y can be described as:(More than one option can be correct) when Y increases X does not change Owhen Y increases X increases Owhen Y increases X decreases Owhen Y decreases X decreases Owhen Y decreases X increases
Transcribed Image Text:2) What can be said about the correlation coefficient r of x and y where y = x² + 8x + 16, a takes the values of the first ten positive integers? r = 1 O 0<r <1 O −1 <r <0 O r = -1 3) Let the correlation coefficient r between two variables X and Y be zero. Then, the variables X and Y are: O linearly related O not linearly related O same 4) If the correlation coefficient r between two variables X and Y is negative, then the relation between X and Y can be described as:(More than one option can be correct) when Y increases X does not change Owhen Y increases X increases Owhen Y increases X decreases Owhen Y decreases X decreases Owhen Y decreases X increases
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