The null hypothesis makes a claim about population parameter. A null hypothesis is a statement about the value of a population parameter. So the correct answer is (a).
An example of a null hypothesis is one that asserts that no statistical significance can be found in a collection of provided observations. A hypothesis is tested using sample data to determine how plausible it is. It is represented as H0 and is occasionally referred to as simply the "null." To determine if a theory regarding markets, investment methods, or economies is correct or wrong, quantitative analysts employ the null hypothesis, often known as the conjecture. The alternate theory contends that there is a distinction.
Therefore correct answer is (a).
Learn more about Null hypothesis here:
brainly.com/question/10696530
#SPJ4
Explanation:
advantages of Athenian democracy: was that the archon and his eight assistants were elected annually. It was possible to prolong the rule for the next term but in case of any abnormalities a quick change of government took place.
disadvantage: The Athenian form of democracy was a contradiction in the sense that it did not allow participation of a large section of the public, namely, women and slaves. The Athenian democracy was not equitable, and it did not consider slaves and foreigners.
It is
false that a high social status automatically leads to a position of power.
Social status<span> <span>is the </span>position<span> or </span>rank<span> of a person or group, within the
society. </span>Status<span> can
be determined in two ways. One can earn their </span>social status<span> by
their own achievements, which is known as achieved </span>status.</span>
I am hoping that this answer has
satisfied your query and it will be able to help you in your endeavor, and if
you would like, feel free to ask another question.