Considering both sides have lost key players and made a number of signings, we can see the teams cancelling each other out here, as it could take a few weeks for new arrivals to gel.
In addition, the teams recently played out a 1-1 draw in a pre-season friendly, so we can see a repeat of that scoreline this weekend.
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Data Analysis
Our analysis of all available data, including recent performances and player stats up until an hour before kickoff, suggested the most likely outcome of this match was a Charlton Athletic win with a probability of 38.16%. A win for Leyton Orient had a probability of 35.57% and a draw had a probability of 26.3%.
The most likely scoreline for a Charlton Athletic win was 1-0 with a probability of 9.75%. The next most likely scorelines for that outcome were 2-1 (8.35%) and 2-0 (6.52%). The likeliest Leyton Orient win was 0-1 (9.34%), while for a drawn scoreline it was 1-1 (12.49%). The actual scoreline of 1-0 was predicted with a 9.7% likelihood. Our data analysis correctly predicted a 1-0 win for Charlton Athletic in this match.
-2.32) 
0.42) 
