Essay
Given below are five observations collected in a regression study on two variables, x (independent variable) and y (dependent variable).
a.Develop the least squares estimated regression equation.
b.At 95% confidence, perform a t test and determine whether or not the slope is significantly different from zero.
c.Perform an F test to determine whether or not the model is significant. Let = 0.05.
d.Compute the coefficient of determination.
e.Compute the coefficient of correlation.
Correct Answer:

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a.
= 6 - 0.8 x
b...View Answer
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Correct Answer:
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b...
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