Answer:
The correct answer is D.
Explanation:
A confounding variable is a variable that you didn’t account for. It is when an experimenter cannot tell the difference between the effects of different factors on a variable. This method is used to influence the outcome of experimental design.
Answer:
B > Voluntary trade involves two parties, both of which agree freely to making a trade
Answer:
the third variable problem
Explanation:
Third variable: In psychological research, the term third variable is also referred to as the confounding variable and is defined as a factor except for the independent variable in research that may cause an effect to the result.
Third variable problem: The third variable i.e, the confounding variable is responsible for making a mistake in the causal relationship between the other two variables present in an experiment.
In the question above, the given statement combination of factors is known as the third variable problem.
Answer:
Hair
Explanation:
The scientist predict that the contamination occurred several months ago. Under normal circumstances, most organisms would no longer have a trace of exposure in their urine or blood after 3 months. If the organisms exposed to the radioactive three months ago and do not come near that area again within 3 months, the scientist wouldn't be able to identify it.
But, if that substance got into their hair, it will last way longer than that. Hair Analysis is very common to be used among forensic toxicologist to identify contamination that occurred months because of this.
Answer:
It is a social system theory that attempts to formally approach different kinds of social rule systems in a unified manner. Social rules systems include institutions such as norms, laws, regulations, taboos, customs, and a variety of related concepts and are important in the social sciences and humanities.
Explanation: