To Obtain the Slope Estimator Using the Least Squares Principle $X$

question 45

Short Answer

To obtain the slope estimator using the least squares principle, you divide the a. sample variance of $X$ by the sample variance of $Y$ .
b. sample covariance of $X$ and $Y$ by the sample variance of $Y$ .
c. sample covariance of $X$ and $Y$ by the sample variance of $X$ .
d. sample variance of $X$ by the sample covariance of $X$ and $Y$ .

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Definitions:

Leukoplakia

A white patch or plaque that develops on the tongue, the inside of the cheek, or on the floor of the mouth, often associated with smoking or other irritants.

Mucous Membrane

A protective lining found in various parts of the body such as nose, mouth, and lungs, producing mucus.

Xanthoderma

A yellow discoloration of the skin, often resulting from prolonged consumption of foods high in carotene or jaundice.

Yellow Skin

A condition known as jaundice, which indicates a buildup of bilirubin in the blood, often a sign of liver disease.