17. According to the National Association of Home Builders. the US nationwide median selling price of hoines sold in 1995 was $118,000.

a) Would you expect the mean to be larger, smaller. or equal to $118.000? Explain

b) Which of the following is the most plausible value for the standard deviation: (i)-15,000. (ii) 1.000, (iii) 45,000, (iv) 1.000,000? Why?