Table 1816 gives the median 2009 and 2010 prices for used ho

Table 18.16 gives the median 2009 and 2010 prices for used homes (in thousands of dollars) for six randomly selected U.S. housing markets. Use a nonparametric test to attempt to show that housing prices decreased from 2009 to 2010. Use = .05. and explain your conclusion. (Round your answer to 3 decimal places. Negative answer should be indicated by a minus sign.)

2009 and 2010 Median Price for used homes (in thousands of Dollars) for six randomly selected housing markets

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