title: what`s the difference between combination Multi-armed bandit(CMAB) and "try and statistic"?
body: <p>what`s the difference between combination Multi-armed bandit(CMAB) and "try and statistic"?</p>
  
  <p>According to my understanding， i thought the CMAB strategy is same to set aside a part of the network traffic to exploit different choices, then statistic and fix the original distribution...</p>
  
  <p>Can anyone tell me the difference?</p>