The Paired Data Below Consists of Test Scores and Hours $\hat{\mathrm { y }} = 44.8447 + 3.52427 \mathrm { x }$

question 98

Multiple Choice

The paired data below consists of test scores and hours of preparation for 5 randomly selected students. The equation of the regression line is $\hat{\mathrm { y }} = 44.8447 + 3.52427 \mathrm { x }$ . Find the standard error of estimate.
$\begin{array}{c|rrrrr}\text { x Hours of preparation } & 5 & 2 & 9 & 6 & 10 \\\hline y \text { Test score } & 64 & 48 & 72 & 73 & 80\end{array}$

• A) \(7.1720\)
• B) \(13.060\)
• C) \(4.1097\)
• D) \(5.3999\)

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A tax imposed on specific goods, such as tobacco and alcohol, usually aimed at reducing consumption of these goods or generating revenue.

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A graphical representation showing the relationship between the price of a good and the amount of it that producers are willing to supply.

Excise Tax

A tax levied on specific goods, services, or transactions, often included in the price of products like gasoline, alcohol, and tobacco.