The Variance of a Sample of 81 Observations Is 64

question 60

Multiple Choice

The variance of a sample of 81 observations is 64. The standard deviation of the sample is which of the following?

• A) 9
• B) 4,096
• C) 8
• D) 6,561

---

Definitions:

Shop Floor

Refers to the area in a manufacturing plant or factory where workers actually produce the goods.

Real World

The physical, operational environment we live in, often in contrast to theoretical, virtual, or simulated scenarios.

Servant Leadership

A leadership philosophy in which the main goal of the leader is to serve. This is different from traditional leadership where the leader's main focus is the thriving of their company or organizations.

Robert Greenleaf

An American essayist and management consultant who originated the concept of "servant leadership," focusing on serving others as the primary goal of leadership.