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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Answer:
Barack Obama
Explanation:
Was the first African American and first biracial president of the United States, being elected in the 2008 election and re-elected in the 2012 election.
Answer:
Federal Budget
Balanced Budget Amendment
Explanation:
Hope this helps
Answer:
That my object permanence is bad
Explanation:
I forget that it exists mostly until the memory of it is thrown at me, then I miss it until I forget again. Big brain
