Both r2 and se are used to assess the fit of a line. a. Is it possible
Question:
a. Is it possible that both r2 and se could be large for a bivariate data set? Explain. (A picture might be helpful.)
b. Is it possible that a bivariate data set could yield values of r 2 and se that are both small? Explain. (Again, a picture might be helpful.)
c. Explain why it is desirable to have r2 large and se small if the relationship between two variables x and y is to be described using a straight line.
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a For a given value of r 2 a scatterplot can be constructed with any value of s e you care to specif...View the full answer
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Related Book For
Statistics The Exploration & Analysis Of Data
ISBN: 9780840058010
7th Edition
Authors: Roxy Peck, Jay L. Devore
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