In Hamilton County, Ohio, the mean number of days needed to sell a house is 86 days
Question:
In Hamilton County, Ohio, the mean number of days needed to sell a house is 86 days (Cincinnati Multiple Listing Service, April, 2012). Data for the sale of 40 houses in a nearby county showed a sample mean of 80 days with a sample standard deviation of 20 days. Conduct a hypothesis test to determine whether the mean number of days until a house is sold in nearby counties is different than the Hamilton County mean of 86 days. Use α = .05 for the level of significance, and state your conclusion.
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H 0 m 86 H a m 86 s 20 Degrees of freedom 40 1 39 Because t 0 p value is two times the low...View the full answer
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Related Book For 
Essentials Of Statistics For Business And Economics
ISBN: 9781305081598
7th Edition
Authors: David Anderson, Thomas Williams, Dennis Sweeney, Jeffrey Cam
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