The two sides played out a goalless draw when they met in November, and with both sides proving tough to beat in recent weeks, we think that Saturday's meeting could also finish all square.
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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 Derby County win with a probability of 53.54%. A draw had a probability of 24.2% and a win for Portsmouth had a probability of 22.28%.
The most likely scoreline for a Derby County win was 1-0 with a probability of 11.55%. The next most likely scorelines for that outcome were 2-0 (9.73%) and 2-1 (9.68%). The likeliest drawn scoreline was 1-1 (11.49%), while for a Portsmouth win it was 0-1 (6.82%). The actual scoreline of 1-1 was predicted with an 11.5% likelihood. Our team at Sports Mole correctly predicted a 1-1 draw for this match.