Which of the Following Best Describes Randomization

question 9

Multiple Choice

Which of the following best describes randomization? 

• A) The repetition of an experiment and getting the same results 
• B) The process of choosing members of experimental and control groups without bias 
• C) The personal account of an experience 
• D) The experimentation on subjects who do not know to which group they've been assigned 
• E) The knowledge that experimental results were based in fact

---

Definitions:

Census

A complete enumeration of a population or a group at a point in time with respect to various characteristics.

Categorical Data

Data that can be divided into groups or categories that do not necessarily have a logical order.

Numeric

Pertaining to numbers; involving or constituting numbers.

Time Series

A sequence of data points collected or recorded at successive times, usually at uniform intervals.