Please help me because this problem is killing me. A clinical trial evaluated a

Question

Please help me because this problem is killing me.

A clinical trial evaluated a new compound designed to improvewound healing in trauma patients.

The new compound was compared against a placebo. Aftertreatment for 5 days with the new compound

or placebo, the extent of wound healing was measured and the dataare shown in Table 7-45. Is there a difference

in the extent of wound healing by treatment?

Run the appropriate test at 5% level of significance. (Hint:Are treatment and the percent of wound healingindependent?)

Treatment                          Percent Wound Healing

Explanation / Answer

x.P5:str="" style="border-collapse: collapse; width: 219pt;" border="0" cellpadding="0" cellspacing="0" width="291"> Placebo Treatment Effect 36 15 -21 45 37 -8 34 32 -2 10 41 31 d-bar = 0.0000 s = 22.1359 Data: n = n1 = n2 4 d-bar 2.70 s (of d) 4.4000 (1) Formulate the hypotheses: Ho: d-bar    0 Ha: d-bar > 0

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