In that case, money is a medium of exchange
in the past, we use barter (exchanging goods) system to require new goods.
For example, if i want a fresh bag of potatoes, i will give you a dozen of eggs.
Now, we use an intermediary called money for trading to avoid inconvenience in barter ( some time an equal value)me the goods that was exchanged in barter dont have an equal value.
This intermediary is called medium of exchane
Generalization is learning a response to a new stimulus that is similar to stimuli they may have already experienced. However, discrimination is learning a response to a specified stimuli.
I would say b tell me if i’m wrong
Answer:
False alarm
Explanation:
In an experiment in the field of signal detection it is the task of the observer to discern the existence of a stimulus. In other words to detect a stimulus in the midst of background noise.
When there is signal (stimulus) present but the person does not detect it is known as a miss.
When there is no signal (stimulus) and the person says there is one it is known as false alarm.