The state test scores for 12 randomly selected high school seniors are shown on the right. Complete parts (a) through (c) below. 1420 1230 985 692 730 830 Assume the population is normally distributed. 720 750 545 629 1446 947 C ..... (a) Find the sample mean. =(Round to one decimal place as needed.) Help Me Solve This View an Example Get More Help - Clear All Check Answer search 70°F Clear

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