91
<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Jeff's five assignment scores are 89, 92, 88, 95 and 91. What is the arithmetic mean of these five scores?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
91
Jeff's five assignment scores are 89, 92, 88, 95 and 91. What is the arithmetic mean of these five scores?
train