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The state test scores for 12 randomly selected high school seniors are shown on the right. 1430 1220 986 694 728 839 723 749 549

The state test scores for 12 randomly selected high school seniors are shown on the right. 1430 1220 986 694 728 839 723 749 549 621 1450 948 Assume the population is normally distributed. what is the sample mean.? (Round to one decimal place as needed.)

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