What Is Measured and Described by the Standard Deviation

question 3

Multiple Choice

What is measured and described by the standard deviation?

• A)the sum of the scores divided by the number of scores
• B)the average distance from the mean
• C)the square root of the average distance from the mean
• D)the average squared distance from the mean

---

Definitions:

Polling

A network access method where a master controller manages the communication process by interrogating each slave controller under it to determine whether the slave has any information to send.

Collision Detection

The process of identifying when two or more entities in a digital environment, such as packets in a network or objects in a simulation, coincide or interact with one another.

Axis of Motion

Refers to the direction along which an object moves or is controlled, commonly used in robotics and CNC machinery for specifying movement.

PLC Motion Control System

A system utilized within a Programmable Logic Controller (PLC) to govern the movement and positioning of machines or mechanical parts.