Mathematics, 23.05.2020 04:03 lazok

If a company buys 44% of its bolts from manufacturer A and the rest from manufacturer B and have a normal distribution and SD of 0.16 mm (mean diameter by manufacturer A is 1.56 mm) 24.2% of the bolts produced by manufacturer B have a diameter less than 1.52 mm what is the mean diameter of the bolts produced by manufacturer B?

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If a company buys 44% of its bolts from manufacturer A and the rest from manufacturer B and have a n...