Use the Given Data to Find the Equation of the Regression

question 92

Multiple Choice

Use the given data to find the equation of the regression line. Round the final values to three significant digits, if necessary.
- $\begin{array}{l|lllll}\mathrm{x} & 0 & 3 & 4 & 5 & 12 \\\hline \mathrm{y} & 8 & 2 & 6 & 9 & 12\end{array}$

• A) \(\hat { y } = 4.98 + 0.725 x\)
• B) \(\hat { y } = 4.88 + 0.625 x\)
• C) \(\hat { y } = 4.98 + 0.425 x\)
• D) \(\hat { y } = 4.88 + 0.525 x\)

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Definitions:

Machine-Hours

A unit of measure reflecting the amount of time a machine is operated, used in cost accounting and operational management to allocate machine costs to products.

Direct Labor-Hours

The total hours of work directly contributing to the production of goods or services.

Casting Department

A specific section within a manufacturing or production facility dedicated to the process of casting, where materials are melted and poured into a mold to make a product.

Finishing Department

The final stage in the manufacturing process where products are completed, packaged, or prepared for sale.