Assuming a Linear Relationship Between X and Y, If the Coefficient

question 127

Multiple Choice

Assuming a linear relationship between X and Y, if the coefficient of correlation (r) equals -0.30,

• A) there is no correlation.
• B) the slope (b₁) is negative.
• C) variable X is larger than variable Y.
• D) the variance of X is negative.

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Definitions:

Income Increases

A rise in the amount of money earned by individuals or households, often measured on an annual basis.

Supply of Cornflakes

Refers to the total quantity of cornflakes that producers are willing to sell at a given price over a specific period.

Price of Cornflakes

The amount of money required to purchase a specific amount of cornflakes, which can vary based on brand, location, and market conditions.

Technology of Corn

The application of scientific principles and techniques to the cultivation and processing of corn for improvement in yield, quality, and efficiency.