Below You Are Given a Partial Computer Output Based on a Sample

question 9

Essay

Below you are given a partial computer output based on a sample of 12 observations relating the number of personal computers sold by a computer shop per month (Y), unit price (X₁ in $1,000) and the number of advertising spots (X₂) they used on a local television station.

a.At $\alpha$ = 0.05 level of significance, test to determine if the model is significant. That is, determine if there exists a significant relationship between the independent variables and the dependent variable.
b.Determine the multiple coefficient of determination.
c.Determine the adjusted multiple coefficient of determination.

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