In a Simple Linear Regression Problem, the Least Squares Line $x$

question 159

True/False

In a simple linear regression problem, the least squares line is = -3.75 + 1.25 $x$ , and the coefficient of determination is 0.81. The coefficient of correlation must be 0.90.

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Definitions:

Scoliosis

A condition characterized by an abnormal lateral curvature of the spine.

Kyphosis

A spinal disorder causing a forward rounding of the back, which may lead to a hunchback posture.

Symphysis

A type of joint in which the bones are joined by fibrocartilage, allowing for slight movement, such as the pubic symphysis.

Lumbodynia

Pain experienced in the lumbar region of the back, often related to disorders or strain of the lower back muscles or vertebrae.