The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. 1426 1221 983 691 730 834 Assume the population is normally distributed. 726 746 547 630 1450 941 (a) Find the sample mean. x=O (Round to one decimal place as needed.)

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The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below.
1426
1221
983
691
730
834
Assume the population is normally distributed.
726
746
547
630
1450
941
(a) Find the sample mean.
(Round to one decimal place as needed.)
Transcribed Image Text:The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. 1426 1221 983 691 730 834 Assume the population is normally distributed. 726 746 547 630 1450 941 (a) Find the sample mean. (Round to one decimal place as needed.)
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