Which of the Following Best Describes the Correlation Coefficient

question 83

Multiple Choice

Which of the following best describes the correlation coefficient?

• A)it is a standardized measure and can take on values from -1 to +1
• B)it is the covariance of two variables divided by the product of the individual standard deviations
• C)values near -1 represent a strong negative linear relationship
• D)for samples it is denoted by r_xy
• E)all of the above

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A portable computing device such as a smartphone or tablet, characterized by wireless connectivity and a touchscreen interface.

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