Question: XYZ school will do a research for their 5 th -grade class whether the new style of study produces better outcomes. They will randomly choose100

XYZ school will do a research for their 5^th-grade class whether the new style of study produces better outcomes. They will randomly choose100 5^th grade student. 50 students will be taught using the old study style and 550 will be taught using the new study style. Then the school will compare the mean scores of the research for the two groups. Based on these scenario answer the following questions

1.What is the null and alternative hypothesis that should be tested for the scenario above?

2.How Type I error can occur in the given scenario?

3.If the type I error has been made in the given scenario, what will be the consequence?

4.Hoe Type II error can occur in the given scenario?

5. If the type II error has been made in the given scenario, what will be the consequence?

6.Which error is more serious in the given scenario? Type I or Type II? Or they are both equally serious? Explain the answer?

7.What alpha level is appropriate to use in the given scenario? Explain the answer? The answer has to match with the argument of question 6?

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