Stats question, Please help

leen

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Sep 28, 2013
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What can you say about the relationship between correlation r and the slope of the least-squares line for the same set of data?
Check all that apply:

a) r and b have the same sign (+ or -)
b) r is always larger than b
c) the slope b is always equal to the square of the correlation r
d) both r and b always have values between -1 and 1
d) b is always larger than r

Thank you! :)
 
What can you say about the relationship between correlation r and the slope of the least-squares line for the same set of data?
Check all that apply:

a) r and b have the same sign (+ or -)
b) r is always larger than b
c) the slope b is always equal to the square of the correlation r
d) both r and b always have values between -1 and 1
d) b is always larger than r
What are your thoughts? Which option(s) did you pick? Where are you stuck or unsure?

Please be complete. Thank you! ;)
 
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