Predicting Students’ Academic Achievement through Teaching and Parenting Styles: Self-Concept as a Mediator

Table 1

Reliability coefficients of the study questionnaires.

Variable	Number of items	α	Variable	Number of items	α
Father.ive	7	0.80	SC.Math	8	0.92
Father.ian	7	0.70	SC.Social	8	0.82
Father.per	6	0.72	TS.ive	7	0.77
Mother.ive	7	0.76	TS.ian	7	0.63
Mother.ian	7	0.68	TS.per	6	0.64
Mother.per	6	0.73	—	—	—

Note: SC, self-concept; ive, authoritative; ian, authoritarian; per, permissive; and TS, teaching styles.