Find the Value of the Linear Correlation Coefficient R $\begin{array}{r|rrrrr}x & 1 & 3 & 5 & 7 & 9 \\\hline y & 143 & 116 & 100 & 98 & 90\end{array}$

question 72

Multiple Choice

Find the value of the linear correlation coefficient r.
- $\begin{array}{r|rrrrr}x & 1 & 3 & 5 & 7 & 9 \\\hline y & 143 & 116 & 100 & 98 & 90\end{array}$

• A) \(\hat { y } = - 150.7 + 6.8 x\)
• B) \(\hat { y } = 140.4 - 6.2 x\)
• C) \(\hat { y } = - 140.4 + 6.2 x\)
• D) \(\hat { y } = 150.7 - 6.8 x\)

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Definitions:

Self-Protective Mechanisms

Psychological strategies used by individuals to defend themselves against feelings of vulnerability or stress, often unconsciously.

Compulsive Attitudes

Behaviors or thought patterns that are driven by an irresistible urge, often leading to actions that are excessive or unreasonable.

Neurotic Needs

are compulsive attachments to specific behaviors or thoughts that individuals believe are necessary for their survival or well-being, often leading to unhealthy patterns.

Self-Sufficiency

The ability to fulfill all of one's needs independently, without reliance on external resources.