Use the Following Table to Answer the Question(s) Below

question 7

Multiple Choice

Use the following table to answer the question(s) below.

-A manufacturer of FAX machines checks samples of 50 units for functionality at the conclusion of the assembly process. The results of 10 samples are shown below:
What sample is out of control?

• A) 1
• B) 2
• C) 3
• D) 4
• E) none of the samples are out of control

---

Definitions:

Representative Sample

A segment of a population that correctly embodies the traits of the entire population group.

Biased Population

A group in which certain characteristics are over- or underrepresented, leading to skewed or unrepresentative sample outcomes.

Statistically Significant Population

A population size or characteristic in which differences or effects observed are unlikely to be due to chance, typically determined through statistical tests.

Representative Sample

A subset of a population that accurately reflects the members of the entire population, used in research to draw conclusions about the population as a whole.