Question: The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. 1428 1229

The state test scores for 12 randomly selected high school seniors are

The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. 1428 1229 980 692 728 836 Assume the population is normally distributed. 729 749 540 626 1445 946 (a) Find the sample mean. (Round to one decimal place as needed.)

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