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The following is a random sample of 90 day futures prices in dollars for 1 troy oz. of silver from The Wall Street Journal issues
The following is a random sample of 90 day futures prices in dollars for 1 troy oz. of silver from The Wall Street Journal issues in May and June of 1997: 4.74, 4.77, 4.87, 4.91, 4.83, 4.72, 4.92, 4.86, 4.97, 4.71, 4.90, 4.93, 4.75, 4.88, 4.79, 4.83, 4.89.
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Find the mean, median, and standard deviation of the 90-day future price of silver data.
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