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A large cooperation has quality control over its fertilizers. The fertilizes are composed of nitrogen. The...

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Basic Math

A large cooperation has quality control over its fertilizers.The fertilizes are composed of nitrogen. The fertilizer requires 3mg of nitrogen. The distribution of the percentage of nitrogen isunknown with a mean of 2.5 mg and a standard deviation of 0.1. Aspecialist randomly checked 100 fertilizer samples.

What is the probability that the mean of the sample of 100fertilizers less than 2 mg?

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SolutionGiven that 25 01A sample of size n 100 is    See Answer
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