The first,third and last are the correct answers. Hope this helped :)
A comparative study is conducted in order to determine whether there are meaningful differences between two groups in a study.
<h3>What is the significance of a comparative study?</h3>
A comparative study can be referred to or considered as a study wherein two or more closely connected subjects, whether related or in contrast, are compared.
Such a comparison helps in identification of the key differences that exist in the characteristics of the subject of groups, which have been considered as a part of study.
Therefore, the significance regarding comparative study has been aforementioned.
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<span>He was leader of Panama.
Bush ousted him from power on December 20, 1989. Relations between the U.S. and Panama began
to deteriorate and as a result Noriega seemed to be shifting alliance to the
Soviets through accepting aid from Cuba, Nicaragua and Libya. Apart from that, Noriega also was involved in
the illegal drug trade. He also refused
to step down after losing the elections even when Bush told to do so. Incidents where U.S. Navy officers were fired
upon by the PDF and an American officer and his wife where detained and assaulted
prompted President Bush to invade Panama and captured Noriega.</span>
Answer:
Absolute threshold
Explanation:
Absolute threshold: The term absolute threshold is defined as the least energy being utilized by an external stimulus to be discovered or identified by an individual's senses like hearing, taste, vision, touch, and smell.
In other words, the point of a particular stimulus intensity required to detect the stimulus fifty percent or at least half of the time.
The term has been used in experimental research and neurosciences.
Example: A measure of the least amount of any fragrance that a person can smell in his or her room.
In the question above, You are asking your neighbor to find your absolute threshold.