Answer:
b.
but i am not sure
Explanation:
The purpose of hypothesis testing is to test whether the null hypothesis (there is no difference, no effect) can be rejected or approved. If the null hypothesis is rejected, then the research hypothesis can be accepted.
Bartering is trading, in today's society we buy and sell using currenxy
Answer:
Ground intelligence officers serve as staff officers and commanders in the operating forces and are responsible for analyzing intelligence and planning, deployment and tactical employment of ground surveillance and reconnaissance units. The Ground Intelligence Officer can be a Recon Marine after their training is done.
Explanation:
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Biofeedback is related to the behavioral perspective in psychology, It is a technique that measures bodily functions and gives the information about them in order to help the patient or client train to control them voluntarily. It is also known as bio-regulation.