2. Five randomly selected students were given a pre-test on Algebra knowledge, and then 15 weeks later were given a post

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2. Five randomly selected students were given a pre-test on Algebra knowledge, and then 15 weeks later were given a post

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2. Five randomly selected students were given a pre-test on Algebra knowledge, and then 15 weeks later were given a posttest on Algebra knowledge. Is the difference as defined by Posttest minus Pretest significantly different from 0 at the alpha level of .05? Pretest Post test 67 68 76 88 80 75 78 85 75 90 Set up the null hypothesis and alternate hypothesis. Be sure to fill in the correct columns. Calculate the appropriate statistic. Retain or reject the null hypothesis. Make at least a one sentence conclusion.
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