Exam-style question
Try this first
A test statistic is not in the critical region at the 5% significance level. State the conclusion.
- A.do not reject H0
- B.2o
- C.1o^2
- D.1o
Model answer
What a good answer should say
- The correct answer is do not reject H0.
This answer is tied to the objective: O3 Conduct a statistical hypothesis test for the mean of a Normal distribution with known, given or assumed variance and interpret the results in context..
Explanation
Why this works
Use the explanation to connect the worked answer back to O3 Conduct a statistical hypothesis test for the mean of a Normal distribution with known, given or assumed variance and interpret the results in context..
calculator check uses Normal hypothesis test for a mean: identify the quantities, do the stated operation, and select do not reject H0 because it matches the verified final answer.
Maths method check
- Topic focus: Statistics.
- Question style: practice.
- Reasoning demand: understanding.
- Check the operation, notation, units, and final answer form against the question before moving on.
Common mistake
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