For Questions Below , Use the Following: a Researcher Selects

question 44

Short Answer

For questions below , use the following: A researcher selects a random sample of 8 high school students. Each student is tested on both Need Achievement and Mechanical Aptitude. The scores were: $$\begin{array} { c c c } \text { Subject } & \text { Need Achievement } & \text { Mechanical Aptitude } \\1 & 12 & 10 \\2 & 2 & 3 \\3 & 5 & 7 \\4 & 9 & 5 \\5 & 11 & 9 \\6 & 10 & 8 \\7 & 4 & 6 \\8 & 1 & 3\end{array}$$
-Find the .95 confidence interval for the predicted Y value.

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Definitions:

Price Elasticity

A measure of the responsiveness of the quantity demanded or supplied of a product or service to a change in its price.

Bread

A staple food made primarily of flour, water, and yeast or another leavening agent, baked into a variety of forms and eaten worldwide.

Total Expenditures

The aggregate amount of spending on goods and services in an economy over a specified period.

Total Revenue

The aggregate income a company garners from its sales of goods or provision of services over a designated period.