The U.S. Census Bureau announced that the median sales price of new houses sold in 2011 was

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The U.S. Census Bureau announced that the median sales price of new houses sold in 2011 was $227,200, and the mean sales price was $267,900 (www.census.gov/ new home sales, April 1, 2012). Assume that the standard deviation of the prices is $90,000.
a. If you select samples of n - 2, describe the shape of the sampling distribution of X.
b. If you select samples of n - 100, describe the shape of the sampling distribution of X.
c. If you select a random sample of n = 100, what is the probability that the sample mean will be less than $300,000?
d. If you select a random sample of n = 100, what is the probability that the sample mean will be between $275,000 and $290,000? Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...
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Statistics For Managers Using Microsoft Excel

ISBN: 772

7th Edition

Authors: David M. Levine, David F. Stephan, Kathryn A. Szabat

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