The Following Are Partial Results of a Regression Analysis Involving

question 59

Essay

The following are partial results of a regression analysis involving sales Y in millions of dollars), advertising expenditures X1 in thousands of dollars), and number of salespeople X2) for a corporation. The regression was performed on a sample of 10 observations.
$$\begin{array} { l c c } & \text { Coeffcient } & \text { Standard Error } \\\text { Constant } & 50.00 & 20.00 \\\mathbf { x } _ { 1 } & 3.60 & 1.20 \\\mathbf { x } _ { 7 } & 0.20 & 0.20\end{array}$$
a. At α = 0.05, test for the significance of the coefficient of advertising.
b. If the company uses $20,000 in advertisement and has 300 salespersons, what are the expected sales? Give your answer in dollars.)

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Definitions:

Nonperformance

The failure to fulfill a duty or obligation, particularly in terms of meeting the terms of a contract.

Disaffirm The Contract

The legal right of a party to renounce or revoke consent to a contract, typically due to incapacity or misrepresentation.

By Words

Through verbal expression or speech rather than written documents.

Forms Of Gambling

Forms of gambling are various types of betting or wagering activities, including lotteries, sports betting, casino games, and online gambling.