Among the most common sources of random variation is:
A) people
B) materials
C) equipment
D) all of these
E) none of these

Question

Quizplus · Accepted Answer

All three options - people, materials, and equipment - can introduce random variation in data. For example, people might perform the same task slightly differently each time, materials may have small variations in properties, and equipment may not be calibrated perfectly.

Among the Most Common Sources of Random Variation Is