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Mean and Standard Deviation

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Many drugs used to treat cancer are expensive. Business week reported on the cost per treatment of Herceptin, a drug used to treat breast cancer (Business Week, January 30, 2006). Typical treatment costs (in dollars) for Herceptin are provided by a simple random sample of 10 patients.

4376 5578 2717 4920 4495
4798 6446 4119 4237 3814

a. Develop a point estimate of the mean cost per treatment with Herceptin.
b.Develop a point estimate of the standard deviation of the cost per treatment with Herceptin.

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