Use the Given Data to Find the Best Predicted Value $r = 0.003$

question 55

Multiple Choice

Use the given data to find the best predicted value of the response variable.
-Ten pairs of data yield $r = 0.003$ and the regression equation $\hat { y } = 2 + 3 x$ . Also, $\bar { y } = 5.0$ . What is the best predicted value of $\mathrm { y }$ for $\mathrm { x } = 2$ ?

• A) 8.0
• B) 7.0
• C) 17.0
• D) 5.0

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Definitions:

Prototypes

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Algorithms

Step-by-step procedures or formulas for solving problems, often used in mathematics and computer science.

Overextensions

A linguistic phenomenon in early language development whereby children use words in an overly general manner.

Mental Age

Mental age is a measure of an individual's mental aptitude based on their performance on a standardized test, compared to the average performance of others in their age group.