Questions: Determine the linear correlation coefficient between compensation and stock return. r= (Round to three decimal places as needed.)

Determine the linear correlation coefficient between compensation and stock return.

r=

(Round to three decimal places as needed.)
Transcript text: Determine the linear correlation coefficient between compensation and stock return. \[ \mathrm{r}=\square \] (Round to three decimal places as needed.)
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Solution

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Solution Steps

Step 1: Calculate Covariance

The covariance between compensation \( X \) and stock return \( Y \) is calculated as follows:

\[ \text{Cov}(X,Y) = 2500.0 \]

Step 2: Calculate Standard Deviations

Next, we calculate the standard deviations of both variables:

\[ \sigma_X = 158.114 \] \[ \sigma_Y = 15.811 \]

Step 3: Calculate Correlation Coefficient

The correlation coefficient \( r \) is computed using the formula:

\[ r = \frac{\text{Cov}(X,Y)}{\sigma_X \sigma_Y} \]

Substituting the values we have:

\[ r = \frac{2500.0}{158.114 \times 15.811} = 1.0 \]

Final Answer

The linear correlation coefficient \( r \) is:

\[ \boxed{1.0} \]

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