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

question 98

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 $1000), and the number of advertising spots (x₂) they used on a local television station. $$\begin{array}{l}\text { ANOVA }\\\begin{array} { l l l l l l } & d f & \text { SS } & M S & F & \text { Significance } F \\\text { Regression } & 2 & 655.955 & & & \\\text { Residual } & 9 & & &\end{array}\end{array}$$ ​
a.
At α = .05, 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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Definitions:

Unconscious

A part of the mind that is inaccessible to the conscious mind but affects behavior and emotions, according to psychoanalytic theory.

Interpretation

The act of explaining, reframing, or otherwise showing one’s own understanding of something.

Psychoanalyst

A professional in psychology who uses techniques from psychoanalysis (a therapeutic approach pioneered by Freud) to treat patients by exploring their unconscious motivations and childhood experiences.

Associations

The connection or relationship between thoughts, ideas, or concepts in the psychological context, often leading to the formation of memories or learned behaviors.