Question: E Homework: HW 14: Confidence Homework: HW 14: Confidence Intervals - Sigma Unknown T (6.2 Question 5, 6.225-T Parti 013 HW Score: 20.83%, 1.25 of

Homework: HW 14: Confidence Intervals - Sigma Unknown T (6.2 Question 5,

E Homework: HW 14: Confidence

Homework: HW 14: Confidence Intervals - Sigma Unknown T (6.2 Question 5, 6.225-T Parti 013 HW Score: 20.83%, 1.25 of 6 points O Points: O of 1 The state test scores for 12 randomly selected high school seniors are shewn on the right Complete parts (a) through (c) below. Assume the population is normally distributed. (a) find the sample mean. - (Round to one decimal place as needed.) x- 1420 692 721 626 Help me solve this View an example Get more help 1224 723 746 1446 Clear all 988 947 Check answc

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