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).
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1. Person who is born in America.
2. Immigrant that passes the test for US Citizenship with requirements.
Answer: Option (A)
Explanation:
Progressivism is referred to as or known as the advocacy or support for the social reform. Progressivism as the philosophy, is thoroughly based on notion of progress, that tends to asserts the advancements and progress in technology, economic progress, science and social company or organization are one of the most important factor for the development of human condition.
The answer is A. The cause of the
disorder may be specified with certainty.
Post-traumatic stress disorder is
a mental health condition that is triggered by a terrifying event which can arise
from either experiencing or witnessing the event. Symptoms of this disorder may
include flashbacks, nightmares and severe anxiety, as well as uncontrollable
thoughts about the event.
Answer:Job satisfaction
Explanation:Job satisfaction measures how content or not content people are with their day to day jobs.
This depends on various factors such wages, Intrinsic and extrinsic motivation, age etc.
These factors can contribute to job satisfaction or dissatisfaction for example Intrinsic motivation, when someone works in a job that aligns well with what drives them in life or a job that aligns with their values they are very likely to be satisfied.
Some people also need things like being rewarded for the work they have done well which may give them satisfaction.
Employers can play the role as much as individuals play the role in job satisfaction by rewarding their employees , increasing their wages .