Question
Below are final exam scores of 20 Introductory Statistics students. 57 66 69 71 72 73 74 77 78 78 79 79 81 81 82
Below are final exam scores of 20 Introductory Statistics students. 57 66 69 71 72 73 74 77 78 78 79 79 81 81 82 83 83 88 89 94 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% Rule? How can you decide? Histogram Normal Probability Plot b) Do these data appear to follow a normal distribution? Explain your reasoning using the graphs above
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An Introduction to the Mathematics of Financial Derivatives
Authors: Ali Hirsa, Salih N. Neftci
3rd edition
012384682X, 978-0123846822
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