An Example of a Real Variable Is The

question 117

Multiple Choice

An example of a real variable is the:

• A) dollar wage a person earns.
• B) quantity of goods produced in a year.
• C) price level.
• D) nominal interest rate.

---

Definitions:

X-ray Diffraction

A technique used to determine the atomic and molecular structure of a crystal, by measuring the angles and intensities of X-rays that are scattered by the crystal.

Watson

Refers to James Watson, who, along with Francis Crick, Maurice Wilkins, and Rosalind Franklin, is credited with discovering the double helix structure of DNA.

Crick

Francis Crick, a British molecular biologist, biophysicist, and neuroscientist, known for co-discovering the structure of DNA along with James D. Watson.

Griffith's Transformation

A process discovered by Frederick Griffith in 1928, demonstrating that a substance from dead bacteria could genetically transform living bacteria.