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An athletics coach claims that the amount of illegal substances in his supplements should be normally distributed with a mean

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pg No - 1 Solutions in Given in > Normally → Standard → u = 10 distributed mean to milligram deviation & milligrams + x = 5%i = 20.3 Pg.no - 2 fp = ( = =) olevan - 0.63214 Q. = 20.3 - 10) TO 16.2857 3. Rejected Hypothesis at (1-4)*100% , 모 11>제12 si

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