An example of a(n) double-blind research study would be where an experiment was conducted on caffeine-induced stress when neither the class researchers nor the test subjects knew who received caffeine and who did not until after the study was finished.
<h3>What is double-blind research study?</h3>
- A double-blind study is one in which neither the participants nor the researchers are aware of which group is getting the treatment.
- However, it also prohibits researchers from unintentionally disclosing information about the experiment.
- This type of study is particularly helpful in avoiding biased reports that are likely the result of placebo effects.
- Imagine, for instance, that researchers are looking into the effects of a novel medication.
- The participants in a double-blind study would not be aware of who was receiving the real medication and who was receiving a placebo, and neither would the researchers who contact with them.
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Answer:
There is strong resistance to the extinction when performance has been maintained with a variable schedule of reinforcement
Explanation:
variable ratio schedule of reinforcement occurs when the response has been reinforced after several unpredictable responses. It creates a high rate of steadiness in the response in the schedule. Lottery and gambling are a good example of such type of reinforcement.
In an experiment when food is supplied to a rat after one break then after four breaks after one break, again and again, it is the variable-ratio schedules
Answer:
A market economy is an economic system in which the decisions regarding investment,productions and distribution are guided by the price signals created by the forces of supply and demand
