A
- A–B test
- accuracy measure
- ACM CHI - See CHI conference
- ACM conference
- alternative hypothesis
- alternative statistics
- American Statistical Association (ASA)
- anonymised
- ANOVA (Analysis of Variance)
- Anscombe's Quartet
- antennae
- applied mathematics
- approximate distribution
- approximately Normal
- Ariana Grande
- arithmetical data
- artificial intelligence
- asymmetric distribution
- average
B
- balance orders
- balanced experiment
- base period
- base rate
- base rate fallacy - See base rate neglect
- base rate neglect
- baseline
- basepoint
- Bayes factor
- Bayes rule
- bayes theorem - See Bayes rule
- Bayesian inference - See Bayesian reasoning
- Bayesian methods - See Bayesian reasoning
- bayesian network
- Bayesian posterior probability - See posterior distribution
- Bayesian reasoning
- Bayesian statistics
- Bayesian test
- between-subjects design
- bias
- big data
- bimodal distribution
- binary data
- Binomial distribution
- black box models
- Bonferroni correction
- bootstrapping
- borrowed methods
- bounded below
- bounded data
- bounds
C
- cards
- categorical data
- Cauchy distribution
- causality
- Central Limit Theorem
- chatbot
- chatgpt
- cherry picking
- CHI conference
- chi-squared distribution
- chi-squared test
- citation count
- citation data
- claims analysis
- closed formula
- closed world
- cloud infrastructure
- clustering algorithm
- cognitive bias
- cognitive load
- cognitive model
- coin tossing
- column reduction
- combination
- common cause
- common-sense reasoning
- COMPAS
- computer simulation
- conditional probability
- confidence in estimates
- confidence interval
- confidence measure
- confirmation bias
- confounding variables
- conscious thinking
- constant area visualisation
- context effects
- contingency table
- continuous data
- continuous distribution
- continuous values - See continuous data
- control conditions
- controlled environments
- controlled experiment
- controlled tasks
- coping mechanisms
- correlation
- correlation coefficient - See Pearson correlation coefficient
- count data
- counterfactual
- covariance
- critical values
- cross-attribute frequencies
D
- data analyst
- data cleaning
- data consumer
- data journals
- data preparation
- data reduction
- day effects
- debias data
- decision tree
- deep neural network
- default Bayesian factors
- degrees of freedom
- demographics
- demonic intervention
- dependent variable
- descriptive statistics
- design space
- dichotomous readings of hypothesis testing
- discrete classification
- discrete data
- distractor task
- distribution - See probability distribution- has subentries
- parameters - See parameters
- diversity- has subentries
- representative - See representative sample
- DNA evidence
- domain expert
E
- ecological validity
- educational divide
- effect size
- effective sample size
- egg timer
- elderly users
- emergent patterns
- empirical data
- empirical distribution
- empirical evaluation
- empirical methods
- empirical statistics
- empirical testing - See empirical evaluation
- encoding (belief) as probability
- epistemologically random
- equally surprising
- error bars
- error costs
- error rate
- estimate
- estimate of the variability
- estimated standard deviation
- estimation - See estimate
- ethnography
- expected frequencies
- experimental error
- experimenter effects
- expert evaluation
- expert slip
- explainable AI
- explainable statistics
- explanation
- explanation stage
- exploration stage
- external non-independence
- extrapolation
- extreme statistics
- extreme values
F
- factor analysis
- factor effects
- factorial
- fair coin
- fair estimate
- fairness
- false baseline
- false basepoint
- false negative
- false origin
- false positive
- feature reduction - See column reduction
- feedback effects
- file drawer effect
- file tree visualisation
- fine positioning tasks
- finite data
- finite variance
- fishing expedition
- Fitts' Law
- five users (the myth)
- fixed effect
- font size
- formalist
- formative evaluation
- formative stages
- Fourier transform
- frequentist
G
- gain power
- game engine
- Gaussian distribution - See Normal distribution
- generalisation
- generative artefact
- Gheisra
- global explanation
- good-enough solution
- GPU
- guilty
H
- H0 - See null hypothesis
- H1 - See alternative hypothesis
- hallicination in LLMs
- HARK - See hypothesis after the results are known
- HARKing - See hypothesis after the results are known
- Hawthorne effect
- HCI - See Human–Computer Interaction
- HCI studies
- hold out
- human bias
- human prejudice - See human bias
- Human–Computer Interaction
- hyperparameters
- hyperplane
- hypothesis after the results are known
- hypothesis testing
I
- ideal
- ideal coin toss
- idealist
- image recognition
- in-the-wild
- inauguration - See presidential inauguration
- income distribution
- increase effect
- increase number
- independence
- independence condition
- independent evidence
- independent samples
- independent variable
- index of difficulty (IoD)
- individual differences
- infinite variance
- intelligent interfaces
- inter-related factors
- interaction effect
- interference effect
- internal non-independence
- interpolate
- interquartile range
- iterative computational algorithms
- iterative development
- iterative evaluation
L
- large language model
- larger samples - See sample size
- learning effects
- legally compliant
- likelihood
- Likert scale
- linear discriminant
- linear regression
- linearity condition
- LLM - See large language model
- local explanation
- Log-Normal distribution
- long-tail distribution
- lower bound
- lower quartile
M
- machine learning
- main effect
- manipulate sensitivity - See sensitivity
- Mann-Whitney test
- Martians
- matching subjects
- mathematics
- matrix algebra
- matrix arithmetic - See matrix algebra
- maximum likelihood estimator
- mean (μ)
- mechanism
- median
- menu navigation
- meta-analysis
- missing value
- mode
- model
- model the bias
- Monte Carlo
- Monty Hall problem
- more subjects
- Müller–Lyer illusion
- multiple causes
- multiple statistics
- multiple tests
- multiplicity adjustments - See multiplicity control
- multiplicity control
- myths of interaction design
N
- narrow user group
- negative binomial
- negative correlation
- negative results
- network data
- neural network
- neural network weights
- new statistics - See alternative statistics
- noise–effect–number triangle
- nominal data - See categorical data
- non-independence
- non-linear diversity
- non-linear transformations
- non-significant result
- nonlinearity
- nonparametric statistics
- Normal approximation
- Normal distribution
- not guilty
- not proven
- null hypothesis
- numeric data
P
- p-curve
- p-hacking
- p-value
- pair subjects
- paired t test
- parameters
- parametric statistics
- patient journey
- Paul Fitts
- Pearson correlation coefficient
- peripheral vision
- permutation
- permutation statistics
- permuted values - See permutation statistics
- personal data
- personal data sovereignty
- perturbation analysis - See sensitivity analysis
- perturbation methods
- Peter Diggle
- PieTree
- Plain of Nali
- Plato
- plausibility
- pointing task
- Poisson distribution
- population
- population base rate
- positive correlation
- positive feedback
- positive learning - See learning effects
- positive results
- post-hoc hypothesis
- posterior distribution
- power (statistical) - See statistical power
- power analysis
- power-law distribution
- pre-registration
- prejudice - See human prejudice
- presentation base rate
- presidential inauguration
- principal components analysis
- prior belief
- prior distribution
- privacy
- probabilistic phenomena
- probability distribution
- professional knowledge
- proof by contradiction
- ProPublica
- protected characteristic
- proxy variables
- pseudorandom
- public domain
- public sector borrowing
- publication bias
- publish or perish
R
- R
- random effect
- random noise
- random number generator
- random rainfall
- randomise orders
- rare diseases
- real world
- real world thinking
- real-world thinking
- reasonable expectation - See plausibility
- recidivism
- recommender systems
- reduce noise
- regression analysis - See linear regression
- regret
- reinforcement learning
- removing outliers - See outliers
- repeatability
- replication
- replication crisis
- RepliCHI
- representative sample
- reproducibility
- reservoir computing
- residual sum of squares
- residuals
- response time
- responsible innovation
- restricted device
- restricted system
- restricted tasks
- risk
- Royal Statistical Society
S
- safety
- sample
- sample base rate
- sample composition
- sample size
- sample variance
- sample-based approaches
- sampling bias
- sampling for data reduction
- sampling with replacement
- sampling without replacement
- scale free distribution
- scatter plots
- Schrodinger's cat
- s.d. - See standard deviation (s.d., σ)
- s.e. - See standard error (s.e.)
- seeded
- selection bias
- selective publishing
- sensitivity
- sensitivity analysis
- sequential data
- SHAP
- sigmoid function
- significance level
- significance test
- significant difference
- significant effect - See significant result
- significant range
- significant result
- Simpson's paradox
- simulation methods
- single cause
- size of the noise
- size of the study
- snowball sample
- social network data
- software design
- software development process
- sonic enhancement
- sparse matrix
- spatial data
- Spearman's rank correlation coefficient
- SPSS
- spurious correlations
- stakeholders
- standard deviation (s.d., σ)
- standard deviation of the population
- standard deviation of the sample
- standard error (s.e.)
- starting hypothesis
- statistical analysis
- statistical crisis
- statistical inference
- statistical power
- statistical reasoning - See statistical inference
- statistical significance
- steering task
- stochastic
- stochastic process
- stochastic simulation
- stratified sample
- Student's t distribution
- Student's t-test
- sub-sampling - See subsampling
- subconscious reactions
- subjects
- subsample
- summarisation for data reduction
- summary statistics
- summative evaluation
- support vector machines
- survey data
- symbolic AI
- synthetic data
- systematic effects
T
- t-test - See Student's t-test
- tail
- tail heavy
- target size
- targeted tasks
- targeted user group
- task completion time
- tasks
- temporal data
- test data
- test tubes
- the job of statistics
- theoretical distribution
- theoretical understanding
- three Cs
- threshold effect
- TikTok
- traditional statistics
- training data
- transforming data
- transparency
- Transparent Statistics
- TreeMap
- TV advert
- two-horse races
- two-tailed test
- Type I error
- Type II error
- typical user
U
- UK income distribution
- unbiased
- unbounded data
- unbounded tail
- unbounded values - See unbounded data
- uncertain knowledge
- uncertainty measure
- uncontrolled factors
- uncontrolled variation
- uniform distribution
- uniform prior
- uniformity fallacy
- unintentional bias
- unrepeatable event
- upper bound
- upper quartile
- usability evaluation
- user experience
- user experience design
- user experience studies
- user interface
- user interface development
- user interface properties
- user interface testing - See usability evaluation
- user journey - See hcibasics:user journey
- user studies