To Avoid Experimenter Bias,when Neither the Experimenter nor the Participant

question 75

Multiple Choice

To avoid experimenter bias,when neither the experimenter nor the participant is aware of which group the participant is in,this is known as:

• A)Null hypothesis
• B)Random assignment
• C)Variable manipulation
• D)Double blind

---

Definitions:

Abbreviation

A shortened form of a word or phrase used to simplify writing and speaking.

Peripheral Nervous System

The portion of the nervous system that exists outside the brain and spinal cord, responsible for transmitting sensory information to the central nervous system and carrying motor commands to muscles and organs.

Pns

Abbreviation for Peripheral Nervous System, which includes nerves and ganglia outside of the brain and spinal cord.

Transient Ischemic Attack

Often called a mini-stroke, a transient episode of neurological dysfunction caused by the loss of blood flow to the brain, spinal cord, or retina, without acute infarction.