Question: List errors in the following hypotheses: H 0 : P> 0.20 and HA: P 0.25 2.What is wrong with the following statement? If p-value is

List errors in the following hypotheses: H0: P> 0.20 and HA: P 0.25

2.What is wrong with the following statement?

"If p-value is small we reject the null hypothesis and accept the alternative hypothesis."

3. Identifya researchquestion in a topicthat interests yourelatedto the concepts covered in this unit.

      • Define the population parameter andthe statisticsthat will be used to conduct the inference on the population.State and explain the hypotheses.
      • Explainhowyou willcollectthedata and carry out a hypothesis testof the research question you haveidentified.
      • Draw a conclusion based on thehypothesis test you have describedin thepreviousquestion.

4. If we want to decrease the margin of error, and hence have a more precise confidence interval, should we increase or decrease the sample size? Justify your answer with relevant examples.

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