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The time it takes for seed of a certain variety to germinate is normally distributed with a mean of 120 hours and a standard deviation

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The time it takes for seed of a certain variety to germinate is normally distributed with a mean of 120 hours and a standard deviation of 20 hours A random sample of 16 seeds is taken What is the probability that the average time for germination for 16 seeds exceeds 115 80 hours 0 2005 0 7995 0 4168 0 5832

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