Posted by **Anonymous** on Tuesday, April 26, 2011 at 3:54pm.

According to the U.S. Federal Highway Administration, the mean distance traveled per shopping trip by Americans was 10.0 miles in 1983. A random sample of 25 shopping trips for this year gave a mean distance traveled of 12.0 miles with a population sample standard deviation (s) of 7.5 miles. Do the data provide sufficient evidence to conclude that this yearâ€™s mean distance traveled per shopping trip by Americans has increased from the 1983 mean of 10.0 miles? Use an alpha of 10%.

a)What is the Null Hypotheses Ho?

b)What is the Alternate Hypotheses H1?

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