10 Nov The U.S. Census Bureau announced that the mediansa
The U.S. Census Bureau announced that the mediansales price of new houses sold in April 2009 was $22 J,6fH).and the mean sales price was S274.300 (www.census.gO!newhomesales. July 20. 20(9). Assume that the standal ddeviation of the prices is $90.000.a. If you select samples of 11 == 2, describe the shape of thesampling distribution ofX.b. If you select samples of n = 100, describe the shape ()fthe sampling distribution of X.c. lfyou select a random sample of 11 = 100, what is the probabilitythat the sample mean will be less than $300,000'!d. I f you select a random sample of n = 100, what is theprobability that the sample mean will be between $275,000and $290,000':
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