Question: In 2004 the five number summary of positions for the distribution

In 2004, the five-number summary of positions for the distribution of statewide percentage of people without health insurance had a minimum of 8.9% (Minnesota), Q1 = 11.6, Median = 14.2, Q3 = 17.0, and maximum of 25.0% (Texas) (Statistical Abstract of the United States, 2006).
a. Do you think the distribution is symmetric, skewed right, or skewed left? Why?
b. Which is most plausible for the standard deviation: - 16, 0, 4, 15, or 25? Why? Explain what is unrealistic about the other values.

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