某校60名学生的一次考试成绩如下:93 75 83 93 91 85 84 82 77 76 77 95 94 89 9188 86 83 96 81 79 97 78 75 67 69 68 84 83 8175 66 85 70 94 84 83 82 80 78 74 73 76 70 8676 90 89 71 66 86 73 80 94 79 78 77 63 53 55计算其均值、标准差、极差、偏差、峰度是: A: 80.1000,9.7106,24,0.4682,3.1529 B: 80.1000,9.7106,24,-0.4682,-3.1529 C: 80.1000,9.7106,24,-0.4682,3.1529 D: 80.1000,9.7106,24,0.4682,-3.1529
某校60名学生的一次考试成绩如下:93 75 83 93 91 85 84 82 77 76 77 95 94 89 9188 86 83 96 81 79 97 78 75 67 69 68 84 83 8175 66 85 70 94 84 83 82 80 78 74 73 76 70 8676 90 89 71 66 86 73 80 94 79 78 77 63 53 55计算其均值、标准差、极差、偏差、峰度是: A: 80.1000,9.7106,24,0.4682,3.1529 B: 80.1000,9.7106,24,-0.4682,-3.1529 C: 80.1000,9.7106,24,-0.4682,3.1529 D: 80.1000,9.7106,24,0.4682,-3.1529
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