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

　　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:81.85.80.75.78.7

　　6.83.82.78.84.79.76.85.79.76.83.82.81.78.79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