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Sample Size Calculator (web)

Structural Equation Modeling - Noncentrality Parameter

Degrees of freedom:
Significance level (α): Two-tailed
Power (1 - β): %

Noncentrality parameter =

References:

Kim, K. H. (2005). The relation among fit indexes, power, and sample size in structural equation modeling. Structural Equation Modeling, 12(3), 368-390. [Sample size formula, Non-centrality parameter calculation]

Suggested reference:

APA: Arifin, W. N. (2025). A web-based sample size calculator for structural equation modelling. Education in Medicine Journal, 17(1), 195–212. https://doi.org/10.21315/eimj2025.17.1.14

Vancouver: Arifin WN. A web-based sample size calculator for structural equation modelling. Education in Medicine Journal. 2025;17(1):195–212. https://doi.org/10.21315/eimj2025.17.1.14

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