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실험 설계 키트

실험 설계, 검정력과 표본 크기, 프로토콜, 사전 등록, 일원·요인·반복측정 분산분석, 공분산분석, 혼합 모형, 가정 점검, 효과크기, 분석 보고서.

1단계

계획

  1. Design of Experiments Worksheet Template (Statistics, R and Python)

    전체

    Plan an experiment before running it: CRD, randomised block, Latin square, 2^k factorial, fractional factorial, centre points, seeded run order in R and Python

    Fisher (1935); Box, Hunter and Hunter (2005); Box and Hunter (1961); NIST/SEMATECH e-Handbook ch. 5
  2. Power Analysis and Sample Size Template (Statistics, R and Python)

    전체

    Power analysis and sample size worksheet: t-tests, proportions, ANOVA, correlation, regression, simulation power, sensitivity table and justification sentence

    Cohen (1988); Lakens (2022) sample size justification; Hoenig and Heisey (2001); pwr 1.3.0 and statsmodels 0.15.0
  3. Experiment Protocol Template

    표준

    Protocol – materials, controls, KaTeX stats

  4. Study Preregistration Template

    표준

    Preregistration of hypotheses, design, sampling plan and stopping rule, variables, analysis plan, exclusions and deviations log

    OSF preregistration (concepts)
2단계

방법과 패턴

  1. One-Way ANOVA Method Card Template (Statistics, R and Python)

    전체

    Classic and Welch one-way ANOVA, ANOVA table by hand, Tukey HSD, Games-Howell, planned contrasts, eta squared with CI and omega squared

    Fisher (1925); Welch (1951); Tukey (1949); Games and Howell (1976); Hays (1963); Steiger (2004); NIST/SEMATECH e-Handbook 7.4
  2. Factorial ANOVA Method Card Template (Statistics, R and Python)

    전체

    Two-way between-subjects ANOVA: main effects, interaction plot, simple effects with emmeans and statsmodels, type I/II/III sums of squares, partial eta squared

    Fisher (1925, 1935); Yates (1934); Searle (1971); Langsrud (2003); Cohen (1973); NIST/SEMATECH e-Handbook 5.3 and 7.4
  3. Repeated-Measures ANOVA Method Card Template (Statistics, R and Python)

    전체

    Within-subject designs: repeated-measures ANOVA, sphericity, Greenhouse-Geisser and Huynh-Feldt, Friedman, Holm post hoc, split-plot overview, when to switch to mixed models

    Fisher (1925); Mauchly (1940); Greenhouse and Geisser (1959); Huynh and Feldt (1976); Friedman (1937); Holm (1979); NIST/SEMATECH e-Handbook; APA JARS-Quant (name)
  4. ANCOVA Method Card Template (Statistics, R and Python)

    전체

    Analysis of covariance: covariate adjustment, homogeneity of slopes, adjusted means by hand and with emmeans, ANCOVA vs change scores, Lord's paradox, reporting

    Fisher (1932); Lord (1967); Searle, Speed and Milliken (1980); Senn (2006); NIST/SEMATECH e-Handbook; APA JARS-Quant (name)
  5. Linear Mixed Models Method Card Template (Statistics, R and Python)

    전체

    Clustered and longitudinal data: random intercepts and slopes, ICC, REML vs ML, lme4 and statsmodels MixedLM side by side, df methods, singular fits, reporting

    Laird and Ware (1982); Patterson and Thompson (1971); Satterthwaite (1946); Kenward and Roger (1997); Bates et al. (2015); NIST/SEMATECH e-Handbook; APA JARS-Quant (name)
3단계

검증

  1. Assumption Checklist Template (Statistics, Diagnostics, R and Python)

    전체

    Checking assumptions per method family (t/ANOVA, regression, GLMs, chi-square, correlation, repeated measures and mixed models): diagnostics, R and Python code, judgement rules and remedies

    NIST/SEMATECH e-Handbook of Statistical Methods; Cook (1977); Box and Cox (1964); Levene (1960); Brown and Forsythe (1974); Mauchly (1940); Greenhouse and Geisser (1959); Nelder and Wedderburn (1972); Fox and Weisberg (2019)
  2. Effect Sizes Template (Statistics, Choice, Formulas, CIs, R and Python)

    전체

    Choosing, computing and reporting effect sizes (d, g, d_z vs d_av, eta and omega squared, r, V, OR, RR, R squared, f squared) with CIs, conversions and R/Python code

    Cohen (1988); Hedges (1981); Hedges and Olkin (1985); Olejnik and Algina (2003); Lakens (2013); Borenstein et al. (2009)
4단계

문서화

  1. Statistical Analysis Report Template (Statistics, Thesis or Client)

    전체

    Complete statistical analysis report for a thesis results chapter or client: plain-language summary, methods, descriptives, main analyses, assumption checks, sensitivity, limitations, reproducibility appendix, reviewer checklist

    APA JARS-Quant (name); ASA Statement on p-values (Wasserstein and Lazar 2016); Welch (1947); Mann and Whitney (1947); Cook (1977)