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statistics and probability QUESTION 5. A manufacturer of sports equipment has developed a new synthetic fishing line that he: claims has a mean breaking strength

statistics and probability

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QUESTION 5. A manufacturer of sports equipment has developed a new synthetic fishing line that he: claims has a mean breaking strength of 8 kilograms with a standard deviation of 0.5 kilogram. Test the hypothesis that p - 8 kilograms against the alternative that p # 8 kilograms if a random sample of 50 lines is tested and found to have a mean breaking strength of 7.8 kilograms. Use a 0.01 level of significance

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