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Mathematics, 30.09.2019 11:00, Rubendelarosa1529
The speed limit on a road is 45 mph. you want to clock the speed of a random sample of cars to test the hypothesis that the average speed of cars is greater than the speed limit. what kind of test would you use?
a left tailed test
a right tailed test
a two tailed test
the answer is a right tailed but i don't know why someone explain
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Answers: 1
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The speed limit on a road is 45 mph. you want to clock the speed of a random sample of cars to test...
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