Find the Value of the Linear Correlation Coefficient R $\begin{array}{l|lllll}\mathrm{x} & 0 & 3 & 4 & 5 & 12 \\\hline \mathrm{y} & 8 & 2 & 6 & 9 & 12\end{array}$

question 64

Multiple Choice

Find the value of the linear correlation coefficient r.
- $\begin{array}{l|lllll}\mathrm{x} & 0 & 3 & 4 & 5 & 12 \\\hline \mathrm{y} & 8 & 2 & 6 & 9 & 12\end{array}$

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

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Definitions:

Quality

The degree of excellence of a product or service, often measured against specifications or standards.

MC = P

A condition in economics where marginal cost equals price, often indicating the point of profit maximization for firms.

Monopolistic Competition

A market structure characterized by many firms selling products that are similar but not identical, allowing for significant influence over pricing.

Product Differentiation

The process of distinguishing a product or service from others, to make it more attractive to a particular target market.