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A Drug Company wishes to do a clinical trial on a new antidepressant drug, “summer”. Four...

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Statistics

A Drug Company wishes to do a clinical trial on a newantidepressant drug, “summer”. Four groups of clinically depressedparticipants receive: 0 mg, 5 mg, 10 mg, and 15 mg of“summer”.  Depressed patients are not active so activitylevel as measured by the Turkey Activity Sale (TAS) was used aftera two-month trial. Results were:

            ActivityLevel (TAS)

0 mg

5 mg

10 mg

15 mg

7

5

9

13

5

4

11

10

5

6

12

9

4

6

10

9

4

5

9

10

4

4

8

9

6

7

11

11

A.        State theIndependent Variable and the Dependent Variable.

B.        State the nullhypothesis in words and symbols.

C.        Compute theappropriate statistic.

D.        What is yourdecision?

E.         Statethe full conclusion in words, after computing,if necessary multiple comparisons.

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