Totto, an automobile manufacturer, has designed a radically new engine and wants to recommend the grade of gasoline that will have the best fuel economy. The four grades are regular, below regular, ...
... premium, and super premium. The test car made three trial runs on the test track using each of the grades and the miles per gallon were recorded. At the 0.05 level, what is the critical value of F used to test the hypothesis that the miles per gallon for each fuel are the same?
Study, pay attention in class, do your homework, ask questions if you don't understand, take notes, go to all review sessions with teachers. And, you will get high grades. Best of luck!
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