3.17 Scores on stats final: Below are final exam scores of 20 Introductory Statistics students. 66 69 71 72 Sample Quant

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3 17 Scores On Stats Final Below Are Final Exam Scores Of 20 Introductory Statistics Students 66 69 71 72 Sample Quant 1 (32.83 KiB) Viewed 91 times

3.17 Scores on stats final: Below are final exam scores of 20 Introductory Statistics students. 66 69 71 72 Sample Quantiles 60 90- 80- 70- 60- 70 Anam 57 -1 5778 a) The mean score is 77.7 points and the standard deviation is 8.44 points. Do the exam scores approximately follow the 68-95-99.7% Route? How can you decide? 73 adid 83 79 79 74 Scores 83 88 89 94 77 78 78 81 81 82 80 0 90 Theoretical Quantiles Do these data appear to follow a normal distribution? Explats your reasoning uning the graphs above.