Machine y test unit cost 2000 with beta3 and theta400. if, Ask an Expert

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A manager needs to decide between 2 machines to put into market following a Weibull distribution. Machine X test unit cost $3000 with beta=3 and theta=500, Machine Y test unit cost $2000 with beta=3 and theta=400. If the machines oil fixtures has life of 20 hrs, which machine goes to market first?

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