Elo hell
out of one's league
dump stat
shitty
outlier
low-level
contraselection
attrition bias
abnormal psychology
neither fish nor fowl
satisfactory
almost doesn't count
Barnum effect
low-skilled
misoptimize
Dunning-Kruger effect
inferior
submarginal
uneasy lies the head that wears a crown
uncatchableness
hard-easy effect
bush league
impostor syndrome
misplace
come up from behind
pons asinorum
no screaming hell
record
counterexpectational
subordinate
nonconformity
ascertainableness
baggage
breakdown point
diversity fatigue
all sizzle and no steak
underoptimize
pseudostatistical
rush to judgement
leave someone cold
dissatisfactory
unsatisfying
muddle through
disappointing
aberrant
toupee fallacy
something
underchallenge
gray
unpredictableness
nonratability
qualitative research
unedifying
drawback
underachievement
Lüscher test
demand characteristic
squally
bad money drives out good
overchallenge
guesstimate
marginal
misselection
scorecard
toolishness
unbecoming
hypernormal
amateur hour
non-rational
uncapableness
kolytic
sophomore slump
hippie
dismality
disproportionateness
margin of error
publication bias
Rasch model
difficulty
Berkson's paradox
dissociable
difficultness
here goes nothing
personality clash
statistic
lightning rod
impressionistic
unpredictedness
exquisite
amateur
file-drawer problem
biased
uncompanionableness
blind leading the blind
constipated
unpromising
in the land of the blind, the one-eyed man is king
guesstimation