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QUESTION
Test the following hypothesis at the alpha=.05 level.Chrysler car dealers claim that they sell on average,19 cars a month per dealership; versus that...
Test the following hypothesis at the alpha=.05 level.Chrysler car dealers claim that they sell on average,19 cars a month per dealership; versus that they sell less than 19 cars. Last month.the average was 16 cars. The standard deviation was 3. Sample size of car dealerships tested is 25. Assume approx. normality.
