El ColegiadoData on refereeing in the Liga

Alfonso Álvarez × Real Sociedad

21 matches of Real Sociedad refereed by Alfonso Javier Álvarez Izquierdo, from 2006-07 to 2017-18.

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Real Sociedad

Alfonso Álvarez

Real Sociedad

inconclusive

Inconclusive does not mean "no effect": with 21 matches, only a deviation of about ±1.14 points per match could have been detected.

Record

21matches

10 W3 D8 L

Points − expected points

+4.8pts over 21 matches

33 points obtained for 28.2 expected from the odds, i.e. +0.229 per match.

Points distribution from the odds

If only the odds mattered, over these 21 matches

Points obtained

33

Expected (odds)

28.2

Deviation

+4.8

two-sided p

0.44

Expected 28.2 ± 5.6 pts · probability of a deviation at least this large, in either direction: 44%.

For / against, per match

Real Sociedad against its opponents, with Alfonso Álvarez

0.24
Penalties won
0.14
2.05
Yellows received
3.24
0.05
Reds received
0.29
13.0
Fouls called against
15.6

Tests on the 5 measures

Deviation per match, raw p and corrected q (Benjamini-Hochberg, all pairs)

MeasureDeviationpqVerdict
Points − expected+0.2290.451.00inconclusive
Penalty balance+0.1040.391.00inconclusive
Red-card balance+0.1780.141.00inconclusive
Yellow-card balance+0.4670.281.00inconclusive
Foul balance+0.1090.941.00inconclusive

Appointments

The club's matches assigned to this referee, observed vs expected

Observed

21

Expected

21.4

p / q

1.00 / 1.00

inconclusive Seasons without a known referee for every match are not counted.

Matches per season

Number of matches (bars) and the season's points − expected deviation (hover)

Matches

The 21 matches

From Real Sociedad's point of view.

Loading 21 matches…

21 matches · data file: /data/paires/alvarez-izquierdo/real-sociedad.json