An academic tutor wants to assess whether her remedial tutoring has been effective for her five students. Using a pre-post design, she records the following grades for a group of students prior to and after receiving her tutoring. Using an alpha of .05 and a two-tailed test complete all 4 steps of hypothesis testing to see if the remedial tutoring was effective. Before            After 2.4                  3.0 2.5                  2.8 3.0                  3.5 2.9                  3.1 2.7                  3.5

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