A Multiple Regression Equation Includes 5 Independent Variables, and the Coefficient

question 144

Multiple Choice

A multiple regression equation includes 5 independent variables, and the coefficient of determination is 0.81. The percentage of the variation in y that is explained by the regression equation is:

• A) 81%
• B) 90%
• C) 86%
• D) 85%
• E) about 16%

---

Definitions:

Fibrocartilage

A tough type of cartilage containing fibrous bundles of collagen, found in places like intervertebral discs and the knee.

Collagen Fibers

Structural proteins found in connective tissue, providing strength, durability, and elasticity to structures like skin, tendons, and ligaments.

Fibrocartilage

A type of cartilage that contains thick bundles of collagen fibers, providing support and rigidity to structures like intervertebral discs.

Pubic Bones

The pair of bones forming the anterior part of the pelvic girdle, meeting at the midline in a joint called the pubic symphysis.