现有两批苹果,从中各随机抽取了20个,测得他们的直径第一批:81.85.80.75.78.76.83.82.78.84.79.76.85.79.76.83.82.81.78.79第二批:80.81.78.74.83.88.76.75.84.83.82.80.78.84.85.78.76.77.83.77问哪一批苹果的大小更为整齐

Question

现有两批苹果,从中各随机抽取了20个,测得他们的直径
第一批:81.85.80.75.78.76.83.82.78.84.79.76.85.79.76.83.82.81.78.79
第二批:80.81.78.74.83.88.76.75.84.83.82.80.78.84.85.78.76.77.83.77
问哪一批苹果的大小更为整齐

Answer 1

第一批:81.85.80.75.78.76.83.82.78.84.79.76.85.79.76.83.82.81.78.79
排序为75 .76.76 .76 .78.78 .78.79.79 .79.80.81 81 82 82 83 83 84 85 85
第二批:80.81.78.74.83.88.76.75.84.83.82.80.78.84.85.78.76.77.83.77
排序为：74 75 76 76 77 77 78 78 78 80 80 81 82 83 83 83 84 84 85 88
所以 第一批排列更为整齐些