columna API reference - v0.4.1
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    Minitab → columna coverage

    Status legend:

    Status Meaning
    есть API covers the usual Minitab workflow for this tool (numbers / options close enough for production use)
    MVP Usable core exists; missing depth, variants, auto-options, or report-grade parity
    нет Not implemented (or only a distant substitute)

    Scope: Stat / Quality / DOE / Predictive analytic tools. Graph Builder, Assistant guided UX, Session reports, and project/worksheet UI are out of scope for @columna/advanced (marked нет as product features).

    Overall estimate (2026-09): ~75–85% of typical QC/engineering Minitab use; ~50–60% of full Minitab Statistical Software surface.

    Related: advanced-roadmap.md, pandas-to-columna.md.


    Minitab Status columna
    Display Descriptive Statistics есть descriptiveStats / df.descriptiveStats — full Minitab table (N, N*, SE, CoefVar, quartiles, mode, skew, kurt, MSSD, trimmed; by group); Minitab quartile definition (p(n + 1)) also in the engine: col('x').quantile(p, 'minitab'), df.describe({ quantileMethod: 'minitab' }), quantile(x, p)
    Store Descriptive Statistics есть descriptiveStats rows (one per variable × level)
    1-Sample Z есть ztest1 / df.ztest
    1-Sample t есть ttest1 / df.ttest
    2-Sample t есть ttest2 / df.ttest({ by })
    Paired t есть ttestPaired / df.ttest({ paired })
    1 Proportion есть propTest1
    2 Proportions есть propTest2
    1-Sample Poisson Rate есть poissonRateTest1
    2-Sample Poisson Rate есть poissonRateTest2
    1 Variance есть varTest1 (χ² / Bonett)
    2 Variances есть varTest2, levene, bartlett, bonett2
    Correlation есть corrTest (Pearson / Spearman / Kendall + CI); partialCorr / df.partialCorr
    Graphical Summary есть graphicalSummary — descriptives + A-D + CIs + histogram / boxplot data
    Goodness-of-Fit Test for Poisson есть poissonGof
    Covariance есть df.cov() (standard)
    Normality Test есть AD, RJ, KS, Shapiro, Jarque–Bera, D’Agostino K², Cramér–von Mises / normalityTest
    Outlier Test есть grubbs, dixon / df.outlierTest
    Minitab Status columna
    1-Sample Sign есть signTest
    1-Sample Wilcoxon есть wilcoxonSigned
    Mann-Whitney есть mannWhitney
    Kruskal-Wallis есть kruskal
    Mood’s Median Test есть moodMedian
    Friedman есть friedman
    Runs Test есть runsTest
    Minitab Status columna
    One-Way ANOVA есть anova
    Two-Way ANOVA / ANCOVA MVP anovaTwoWay, ancova (Type III via linearModel)
    Balanced ANOVA есть linearModel (balanced designs: Type III = Type I) + nestedAnova EMS
    General Linear Model есть linearModel (Type I/III, effect coding)
    Mixed Effects / Random MVP mixedModel RI (+ RS / nested / crossed group2, correlated rho); glmm PQL/Laplace/AGQ (+ optional RS, correlated AGQ slope ρ)
    Fully Nested ANOVA MVP nestedAnova EMS/F + mixedModel({ groupNested })
    MANOVA есть one-way manova + general manovaModel(data, responses, 'a*b + x') (Type III SSCP, 4 statistics, univariate F)
    Comparisons: Tukey есть tukeyHSD
    Comparisons: Fisher LSD есть fisherLSD
    Comparisons: Dunnett есть dunnett
    Comparisons: Hsu MCB есть hsuMCB
    Comparisons: other (Games-Howell, …) есть gamesHowell
    Main Effects / Interaction Plots есть mainEffectsPlot, interactionPlot, intervalPlot (plot data)
    Test for Equal Variances есть Levene / Bartlett / Bonett
    Minitab Status columna
    Fitted Line Plot есть fittedLine
    Regression есть ols / df.regress (+ diagnostics)
    Stepwise есть stepwise
    Best Subsets есть bestSubsets
    Binary Logistic есть glm / logit (logit/probit/cloglog)
    Ordinal Logistic есть ologit
    Nominal Logistic есть mlogit
    Poisson Regression есть poissonRegression
    Nonlinear Regression есть nls
    Orthogonal Regression есть orthogonalRegression
    Partial Least Squares есть pls
    Stability Study есть stabilityStudy — model pooling at α = 0.25, shelf life per batch / overall
    Response Optimizer MVP responseOptimizer (Derringer–Suich; also under DOE)
    Predict MVP predict() on fits; no Session report UI
    Minitab Status columna
    Chi-Square Test (tables) есть chi2test, crosstab
    Chi-Square Goodness-of-Fit есть chi2gof
    Cross Tabulation есть crosstab
    Equivalence Tests (TOST) есть tost1 / tost2 / tostPaired
    Power and Sample Size есть power (9 Minitab tests)
    Minitab Status columna
    Capability Analysis (Normal) есть capability
    Capability (Nonnormal) MVP Box–Cox / Johnson / Weibull fits; not full Minitab nonnormal report
    Capability Sixpack MVP capabilitySixpack plot-ready panels (no renderer)
    Tolerance Intervals есть toleranceInterval
    Individual Distribution Identification есть individualDistributionID
    Pareto Chart MVP pareto (counts/weights; no chart object)
    Cause-and-Effect есть causeAndEffect — structure, layout, SVG
    Multi-Vari Chart MVP multiVari
    Symmetry Plot / Test MVP symmetryTest
    Run Chart есть runChart
    Acceptance Sampling есть acceptanceSampling
    Attribute Agreement Analysis есть attributeAgreement
    Gage R&R (Crossed/Nested) есть gageRR
    Gage Linearity and Bias есть gageLinearity
    Gage Run Chart / Type 1 MVP gageType1
    Minitab Status columna
    I-MR есть controlChart
    X̄-R / X̄-S есть controlChart
    Z-MR есть controlChart
    P / NP / C / U есть attribute charts
    Laney P′ / U′ есть Laney
    EWMA есть ewma
    CUSUM есть cusum (+ V-mask params)
    Moving Average есть movingAverage
    Rare Event: G / T charts есть gChart, tChart
    Multivariate: T² / MEWMA / Generalized Variance есть t2Chart, mewma, generalizedVarianceChart
    Box-Cox / Johnson transform in chart MVP transforms exist separately
    Nelson rules 1–8 есть in controlChart
    Minitab Status columna
    Trend Analysis есть trendAnalysis
    Decomposition есть decompose
    STL MVP stl Cleveland LOESS; multi-season via { periods: number[] }
    Moving Average / Single Exp Smoothing есть via ets SES / MA helpers
    Double Exp Smoothing есть ets DES
    Winters’ Method MVP ets winters-add/mul + PI
    ACF / PACF / CCF есть acf, pacf, ccf
    Autocorrelation (Ljung–Box) есть ljungBox
    ARIMA MVP arima CSS-ML; method: 'ML' Kalman (incl. seasonal expand); p,q,P,Q ≤ 5
    Seasonal ARIMA MVP arima({ seasonal }) CSS-ML or ML
    ARIMAX / with predictors MVP xreg / transfer ω(B)+δ(B); transferIdentify; ML + transfer (Kalman mean = μ + TF)
    Auto ARIMA MVP autoArima stepwise AIC/BIC
    Difference / Lag MVP via Expr / internal diffs
    Spectral Analysis есть periodogram, cumulativePeriodogram
    Minitab Status columna
    Create Factorial Design есть fullFactorial, fractionalFactorial
    Create Plackett-Burman есть plackettBurman
    Create Response Surface (CCD/BBD) есть ccd, boxBehnken
    Create Taguchi Design MVP taguchi L4–L243 (incl. L20–L48 rare + L108/L121/L128)
    Analyze Factorial / RSM MVP analyzeEffects, analyzeDoe, fitDesign
    Analyze Taguchi Design MVP analyzeTaguchi (S/N, response tables)
    Alias Structure есть aliasStructure(k, generators) — defining relation, resolution, alias chains
    Definitive Screening MVP definitiveScreening
    Mixture Designs MVP mixtureDesign + analyzeMixture (Scheffé ± process vars)
    Response Optimizer MVP responseOptimizer (Derringer–Suich)
    Full OA catalog (rare arrays) MVP taguchi L4–L243 (standard + extended set); exotic arrays beyond that are not tabulated
    Minitab Status columna
    Distribution Analysis (Right Censoring) MVP reliabilityFit Weibull/lognormal/exp
    Parametric Distribution Analysis MVP MLE + SE/CI; left/interval partial
    Nonparametric (Kaplan–Meier) есть kaplanMeier
    Distribution ID Plot MVP probabilityPlot + IDI elsewhere
    Warranty Analysis MVP warrantyPrediction
    Test Plans есть demonstrationTestPlan, estimationTestPlan
    Regression with Life Data есть lifeRegression — AFT (Weibull / lognormal / loglogistic / exponential / SEV / normal / logistic), censoring, percentiles
    Probit Analysis есть probitAnalysis — ED_p with Fieller limits, natural response
    Repairable Systems есть powerLawNHPP — Crow–AMSAA, trend tests, TTT
    Survival: Log-Rank есть logRank (logrank / Wilcoxon / Tarone–Ware + strata)
    Cox Regression MVP coxPH (+ cluster SE; cause-specific; piecewise / AR(1) TV frailty)
    Fine–Gray / CIF MVP fineGray subdistribution + CIF
    Accelerated Life Testing есть altRegression — Arrhenius / inverse power / exponential, use-condition percentiles
    Minitab Status columna
    PCA есть pca
    Factor Analysis есть factorAnalysis PCA + ML + varimax, promax
    Cluster Observations MVP kmeans, hclust
    Cluster Variables есть clusterVariables (+ cutTree)
    Discriminant Analysis есть discriminant LDA/QDA
    Simple Correspondence есть correspondence
    Multiple Correspondence есть multipleCorrespondence (indicator / Burt)
    Item Analysis / Cronbach есть itemAnalysis
    MANOVA MVP one-way manova (also under ANOVA)
    Minitab Status columna
    CART Classification / Regression MVP cart
    Random Forests MVP randomForest
    TreeNet MVP treeNet reg + classification
    MARS MVP mars + GCV prune; no interactions degree
    Automated Machine Learning есть autoModel — CV-ranked OLS / CART / RF / TreeNet / MARS (logistic for binary)
    Model validation / Discover reports есть crossValidate — k-fold metrics, out-of-fold predictions
    Minitab Status columna
    Assistant (guided analyses) нет —
    Graph Builder / Graph menu MVP plotSeries + renderPlotSeries (static + interactive SVG lite); no product Graph Builder
    Session / ReportPad нет —
    Worksheet / Project files нет DataFrame IO instead
    macros / exec нет JS/TS API

    Approximate tallies from the tables above (Assistant/Graphs excluded from “stats core” denominator):

    Status ~Count Share of listed analytic tools
    есть ~101 ~76%
    MVP ~28 ~21%
    нет ~4 ~3% (Full OA catalog beyond L243, Multiple-season STL, transfer-function noise joint ML, crossed-AGQ GLMM)

    (Assistant/Graphs/Product rows excluded; those remain нет as product features. Every remaining MVP has a working core.)

    Weighted by everyday QC use (Basic + ANOVA + Regression + SPC + Capability + survival basics), effective coverage is closer to 80%+.

    Menu Level
    Basic Statistics / Nonparametrics / Power high (есть-heavy)
    ANOVA / Regression / GLM high; Mixed/GLMM MVP (nested + NB); MANOVA MVP
    Quality Tools / Control Charts high; plotSeries + interactive SVG lite
    Time Series medium–high (ARIMA ML/xreg/δ TF + transferIdentify; no spectral/joint ML+TF)
    DOE medium–high (factorial/RSM/Taguchi L4–L243/DSD/mixture×process/optimizer)
    Reliability / Survival medium–high (parametric + KM + log-rank + Cox MVP + Fine–Gray + AR(1) frailty)
    Multivariate / Predictive medium (core tools + one-way MANOVA; no AutoML)
    Assistant / Graphs / Product UI interactive SVG lite + export; no Session/Assistant
    1. Chart renderer beyond renderPlotSeries (all plot data — boxplot, ECDF, dotplot, interval / main-effects / interaction, fishbone SVG — is produced)
    2. Crossed random effects with AGQ; multi-season STL; joint ML for transfer-function noise
    3. Product surface: Assistant, Session / ReportPad, Worksheet / Project files, macros (out of library scope)

    Closed recently

    • Gap closure (Ярус 8): descriptive statistics / graphical summary, Poisson GOF, main-effects / interaction / interval plot data, boxplot / dotplot / ECDF, cause-and-effect, stability study, G / T charts, T² / MEWMA / generalized variance, spectral analysis, alias structure, life regression + ALT + test plans + repairable systems + probit, cluster variables, MCA, item analysis, promax, general MANOVA, AutoML / cross-validation, random & patterned data; continuous distributions (beta, gamma, weibull, lognormal, exponential, logistic, SEV)

    • Interactive SVG lite; AGQ glmm + random slope; AR(1) frailty bands; transferIdentify; Taguchi L20/L24/L28/L40/L44/L48

    • SciPy parity Wave 1–3: Kendall/partialCorr, normality extras, scale/table tests, effect sizes/KDE/bootstrap, nbinom/hypergeom/gumbel/pareto/invgauss; two-way ANOVA/ANCOVA, ADF/KPSS, multi-season STL, ML+transfer ARIMA, AGQ correlated ρ; KS2/AD-k/energy, LOWESS/isotonic, ridge/lasso/QR, DBSCAN, nnls, Welch/SG, brentq

    • Earlier: renderPlotSeries SVG; AGQ RI + correlated LMM rho; piecewise frailty bands; TF delta + ML xreg; Taguchi L108/L121/L128/L243

    • Earlier: capabilitySixpack; crossed LMM group2 + Laplace glmm; fineGray + TV frailty; seasonal Kalman ML + transfer; Taguchi L25/L81 + nestedAnova

    • Earlier: plotSeries; nested LMM + NB glmm; Cox cluster/cause-specific; nonseasonal ML; mixture×process; gamesHowell; one-way manova; Taguchi L50/L54/L64