This should be a truly fascinating battle between a Sociedad team renowned for their Copa del Rey successes at home and a Betis side - albeit a depleted one - who produce the goods on unfamiliar territory in this competition.
Alguacil's men will fancy their chances with Betis looking light in midfield and will be determined to avenge their 4-0 thrashing from several weeks ago, so we can see a thrilling tie going the hosts' way after extra time.
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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 Real Sociedad win with a probability of 42.58%. A win for Real Betis had a probability of 32.26% and a draw had a probability of 25.2%.
The most likely scoreline for a Real Sociedad win was 1-0 with a probability of 9.29%. The next most likely scorelines for that outcome were 2-1 (8.96%) and 2-0 (7%). The likeliest Real Betis win was 0-1 (7.88%), while for a drawn scoreline it was 1-1 (11.88%). The actual scoreline of 0-4 was predicted with a 0.7% likelihood.
