Question: The probability that a technician fixes on a given day 0, 1, 2, 3, 4, 5, and 6 electric appliances is 0.05, 0.10, 0.20, 0.25,

The probability that a technician fixes on a given day 0, 1, 2, 3, 4, 5, and 6 electric appliances is 0.05, 0.10, 0.20, 0.25, 0.20, 0.10, and 0.10, respectively. What is the expected number of appliances that the technician fixes in a day?

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