Sammenlign metoder
Gjennomgå de valgte metodene side om side; rader som avviker, er uthevet.
| Simuleringsbasert styrkeanalyse (Monte Carlo-styrke)× | Styrkeanalyse for t-testen× | |
|---|---|---|
| Fagfelt | Statistikk | Statistikk |
| Familie | Hypothesis test | Hypothesis test |
| Opprinnelsesår≠ | 2011 | 1969 |
| Opphavsperson≠ | Arnold et al. (2011); Green & MacLeod (2016) for mixed-model extension | Jacob Cohen |
| Type≠ | Simulation-based (Monte Carlo) | Sample size determination |
| Opprinnelig kilde≠ | Arnold, B.F. et al. (2011). Simulation Methods to Estimate Design Power: An Overview for Applied Research. BMC Medical Research Methodology, 11, 94. DOI ↗ | Cohen, J. (1988). Statistical Power Analysis for the Behavioral Sciences (2nd ed.). Lawrence Erlbaum Associates. ISBN: 978-0805802832 |
| Alias≠ | Monte Carlo power analysis, Monte Carlo simulation power, MC power, Simülasyon Tabanlı Güç Analizi (Monte Carlo Power) | t-test power analysis, sample size calculation for t-test, Güç Analizi — t-Testi |
| Relaterte≠ | 6 | 5 |
| Sammendrag≠ | Simulation-based power analysis estimates the statistical power and required sample size of a study by repeating a full analysis pipeline thousands of times on artificially generated data. Because it relies on Monte Carlo simulation rather than closed-form equations, it is applicable to designs — mixed models, complex measurement structures, non-standard outcomes — where analytical power formulas do not exist. The approach was systematically described for applied research by Arnold et al. in 2011, and the mixed-model implementation via the SIMR package was formalised by Green and MacLeod in 2016. | Power analysis for the t-test is a sample size planning procedure that determines how many participants are required to detect a mean difference of a given magnitude with acceptable probability. Formalised by Jacob Cohen in his 1969 and 1988 editions of Statistical Power Analysis for the Behavioral Sciences, it links four quantities — effect size (Cohen's d), significance level (α), statistical power (1 − β), and sample size — so that fixing any three allows calculation of the fourth. |
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