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Mathematics, 22.07.2019 05:00 jakhunter354
The cost of a piece of machinery is $1,750 if supplied by company a and $1,680 if supplied by company b. company a's contract offers unlimited repairs for $25 per month. company b's contract charges $150 per repair. the table lists the probabilities of the number of repairs required by company b's machinery during one year. number of repairs 0 1 2 3 probability 0.25 0.41 0.22 0.12 based on the data provided, which statement about the total cost for one year is true?
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