data analytics
4. The final grades of 80 mathematics students are recorded in the following table:
68 73 61 66 96 79 65 86 84 79 65 78 78 62 80 67 75 88 75 82 89 67 73 73 82 73 87 75 61 97 57 81 68 60 74 94 75 78 88 72 90 93 62 77 95 85 78 63 62 71 95 69 60 76 62 76 88 59 78 74 79 65 76 75 76 85 63 68 83 71 53 85 93 75 72 60 71 75 74 77
- a) Create a Histogram and describe it.
- b) Find the lowest grade.
- c) Find the highest grade.
- d) Find the sample mean or average.
- e) Find the median.
- f) Calculate the standard deviation.
- g) Show the Five Number Summary
- h) Create the appropriate graph to show the 5 number summary.
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