A tire manufacturer is considering a newly designed tread pattern for its all-weather tires. tests ...

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     A   tire manufacturer is considering a newly designed tread pattern for its   all-weather tires. tests have indicated that these tires will provide better   gas mileage and longer tread life. the last remaining test is for breaking   effectiveness. the company hopes that tire will allow a car traveling at   60mph to come to a complete stop within an average of 125 feet after the   brakes are applied. The will adopt the new tread pattern unless there is a   strong evidence that the tires do not meet this objective. the distances in   feet for 10 stops on a test track were-129, 128, 130, 132, 135, 123, 102,   125, 128, and 130. Should the company adopt the new tread pattern? Do an   appropriate hypothesis and state your conclusion. Explain how you dealt with   the outlier and why you made the recommendation you did.    

    • 8 years ago
    Ho: μ ≥ 125 Ha: μ < 125 ...
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