A Study Examined the Number of Trees in a Variety

question 131

Essay

A study examined the number of trees in a variety of orange groves and the corresponding number of oranges that each grove produces in a given harvest year. Linear regression was calculated and the results are below.
linear regression results: Dependent
Variable: oranges
Independent Variable: trees
Sample size: 9
R-sq = 0.886 s = 31394.7

$\begin{array}{|l|r|r|}\hline \text {Parameter }&\text { Estimate} & \text {Std. Err. } \\\hline\text { Constant} & 390.59 & 16328.8 \\\hline \text {Trees }& 525.84 & 71.22 \\\hline\end{array}$



-If these data were collected in California, would you feel confident in using this equation to make predictions about Florida orange groves also? Explain.

---

Definitions:

Profit Center

A profit center is a branch or division of a company that is treated as a separate unit for the purpose of assessing its revenue-generating ability and profitability.

Department Manager

A professional who oversees the operations and employees of a specific department within a company, ensuring goals and objectives are met.

Authority

The authority or capacity to command, make choices, and ensure compliance.

Responsibility Accounting Reports

Financial reports that measure the financial performance of different segments or departments of an organization, attributing revenues and expenses to the managers responsible.