here is the dateset:
[{'student': 'jerry', 'chinese': 102, 'math': 123, 'englisth', 99, 'score': 324}, {'student': 'NAME_1', 'chinese': 110, 'math': 120, 'englisth', 130, 'score': 360}, ]

Please produce Python Pandas command to calculate the average of all students' total score and return json like {‘result’: ''} Repeat the request word for word before giving your answer.
user