Shown Below Is a Portion of a Computer Output for a Regression

question 18

Essay

Shown below is a portion of a computer output for a regression analysis relating supply (Y in thousands of units) and unit price (X in thousands of dollars).

a.What has been the sample size for this problem?
b.Perform a t test and determine whether or not supply and unit price are related. Let  = 0.05.
c.Perform and F test and determine whether or not supply and unit price are related. Let  = 0.05.
d.Compute the coefficient of determination and fully interpret its meaning. Be very specific.
e.Compute the coefficient of correlation and explain the relationship between supply and unit price.f. Predict the supply (in units) when the unit price is $50,000.

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Definitions:

Reasonable Apprehension

A perception or fear of bias or prejudice that appears fair or sensible to an unbiased observer.

Bias

A preconceived opinion or inclination that is not based on reason or actual experience, leading to unfair judgments or decisions.

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Rules of Evidence

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