如何计算字典指定值的平均值及最大值

Question

求各位大神指导，刚学点Python的基础
已知字典：
stu1 = {'name':'张三','score':80}
stu2 = {'name':'李四','score':90}
stu3 = {'name':'王五','score':85}
输出平均成绩及最高分同学

Answer 1

sum([stu1['score'],stu2['score'],stu3['score']])/3
sorted([stu1, stu2, stu3], key=lambda x: x['score'], reverse=True)[0]['name']