A used-car dealer gets complaints about his cars as shown in the table. Number of complaints per day 0 1 2 3 4 5 6 > Probability 0.02 0.07 0.12 0.2 0.39 0.13 0.07 Find the expected number of complaints per day. The expected number of complaints per day is (Type an integer or a decimal. Do not round your answer.)

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