Sequence

Analyses Carried out

1

− Univariate Normality

− Multivariate Normality with multiple tests

− Power Analysis based on Population RMSEA (MacCallum, Browne, & Sugawara, 1996)

2

Confirmatory Factor Analysis for cross-validating the Models emerged in Study 2

3

− Internal Consistency Reliability using α coefficient (Cronbach, 1951)

− Model-Based Reliability (Mair, 2018; Sha & Ackerman, 2018) using three ω coefficients (Bollen, 1980; Bentler, 1972, 2009; McDonald, 1999)

− Model Based Convergent Validity using Average Variance Extracted (AVE; Fornell & Larcker, 1981 )

4

− Convergent/Discriminant Validity with wellbeing measures

− Convergent/Discriminant Validity with affect measures

− Concurrent validity child’s school performance

5

− Descriptive Statistics

− Normative Data in overall NICOMACHUS/NPP and per factor