Ms. Smith teaches three Algebra I classes that cover exactly the same content.She is wondering if changing the order of some of the lessons would be beneficial to students.In class A, she teaches everything in the traditional order.In class B, she decides to skip Chapter 1 as it is preliminary information that students may already know.In class C, she decides to do Chapter 5 prior to doing Chapter 3.She would like to know if there are any significant differences in the average scores of the three classes.

a.Which test will be used?

b.What are H0 (null hypothesis) and Ha (alternative hypothesis)?

c.Calculate thes tatistic.

d.What decision does this inform to make and why? (may use the critical value in the chart or the calculated p-value, but must indicate what are doing.)

e.a one to two sentence conclusion that correctly responds to the question. two or three sentences to report your statisticex. [?^2(df)=1.1, p<.05>

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