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# Describe the type of test statistic you would use and state the Null and Alternate Hypotheses. YOU DO NOT HAVE TO WORK OUT THE PROBLEMS!

Describe the type of test statistic you would use and state the Null and Alternate Hypotheses. YOU DO NOT HAVE TO WORK OUT THE PROBLEMS!! a. Beef patties for McDonalds are prepared and packaged at a processing plant and shipped frozen to the individual outlets. From past experience, it is known that the weight of individual patties is normally distributed with a mean () of 4 oz and a standard deviation( ) of .5 oz.. If a random sample of 25 patties has an average weight of 4.235 oz., should management feel the patties are not meeting weight specifications? Type of test statistic_________________ Hypotheses: H0 _______________________ H1 _______________________ b. Suppose that an automobile manufacturer designed a radically new lightweight engine and wants to recommend the grade of gasoline to use. The four grades are regular, regular leaded, premium and super premium. The test car made 30 trial runs on the test track using each of the four grades. What test would they use to b

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