TABLE 16-10
the Manager of a Marketing Consulting Firm $\text {SUMMARY OUTPUT}$

question 108

Short Answer

TABLE 16-10
The manager of a marketing consulting firm has been examining his company's yearly profits. He believes that these profits have been showing a quadratic trend since 1980. He uses Microsoft Excel to obtain the partial output below. The dependent variable is profit (in thousands of dollars), while the independent variables are coded years and squared of coded years, where 1980 is coded as 0, 1981 is coded as 1, etc.
$\text {SUMMARY OUTPUT}$

$\begin{array} { l r }\text {Regression Statistics}\\ \text { Multiple R } & 0.998 \\ \text { RSquare } & 0.996 \\ \text { Adjusted R Square } & 0.996 \\ \text { Standard Error } & 4.996 \\ \text { Observations } & 17 \end{array}$

$\begin{array}{ll}&\text { Coefficients}\\ \text { Intercept } & 35.5 \\\text { Coded Year } & 0.45 \\\text { YearSquared } & 1.00\end{array}$
-Referring to Table 16-10, the fitted value for 1980 is____ .

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Definitions:

Instanceof Operator

An operator used in Java to check whether an object is an instance of a specific class or an interface.

Correct Syntax

The set of rules that defines the combinations of symbols that are considered to be correctly structured programs or expressions in a programming language.

Superclass

In the realm of object-oriented programming, a class that serves as a basis for other classes to derive properties and methods from.

Single Inheritance

Single Inheritance is a feature of object-oriented programming where a class can inherit properties and methods from only one superclass.