A regional survey of 100 homes sold recently revealed that

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A statewide real estate agency, Old Colony, specializes in residential home sales in nothern PA. Records indicate the mean selling time of homes in 90 days. Because of recent water concerns, the agency beleives that the mean selling time may have increased. A regional survey of 100 homes sold recently revealed that the mean selling time was 94 days with a standard of 22 days. At a .1 signifigance level, can we conclude that the mean selling time has increased?

Reference no: EM13620176

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