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OLEGan [10]
3 years ago
9

To study the effects of noise on worker productivity, researchers have one group of subjects work in a noisy room and a second g

roup work in a quiet room. To ensure that any differences in the productivity of the two groups actually result from the different noise levels to which the groups are exposed, the researchers would use
Health
1 answer:
Fittoniya [83]3 years ago
6 0

Answer:

Random assignment.

Explanation:

Random assignment (also known as random allocation, or randomization), in psychology experiments, is randomly selecting participants or units by the use of chance procedures so that each participant or unit has the same chance (equal likelihood) of being assigned to any particular control or treatment group.

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Each year, close to 9% of people in the United States have symptoms of ___________. Group of answer choices Agoraphobia Specific
Arturiano [62]

Answer:

The answer is "Specific Phobia."

Explanation:

Specific Phobia- This is a type of anxiety disorder wherein a person shows irrational fear when being exposed to a particular object. In response to this, <u><em>the person stays away from that object under whatever circumstance.</em></u> An example of this is the fear of snakes (Animal Phobia) or the fear of trees (Natural Environment Phobia).

The prevalence of this phobia in the United States is 9.1%. This is close to the 9% mentioned in the statement above. So, this is the answer.

<u>Additional Information:</u>

<u></u>

Agoraphobia- Fear of going to crowded places or even leaving the house. Around 0.9% of people in the United States experience this condition yearly.

Social Anxiety- Fear of being exposed to social situations. Around 7.1% of people in the United States experience this condition yearly.

Post-traumatic Stress Disorder (PTSD)- A person with this disorder experiences flashbacks, severe anxiety and nightmares when exposed to the fearful event. Around 3.5% of people in the United States experience this condition yearly.

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