When the Standard Deviation of the Raw Score Distribution Equals

question 89

Multiple Choice

When the standard deviation of the raw score distribution equals 10, then the mean of the raw score distribution must equal

• A) 50
• B) 100
• C) 15
• D) cannot tell from information given

---

Definitions:

Serrations

Notches or jagged edges found on tools, knives, or some types of leaves, designed to improve function or efficiency.

Contamination

The undesirable introduction of impurities or harmful substances into or on to a clean or pure environment, making it unsafe.

Microorganisms

Tiny living organisms, such as bacteria, viruses, fungi, and algae, that can be seen only with a microscope.

Aseptic Technique

Methods used to prevent contamination by pathogens, particularly in medical procedures or laboratory environments.