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Responses from 612 Parent Success Indicators (PSI) by parents and children were subjected to factor analysis. Data were factor analyzed to determine if the underlying factor structure of the instrument fit the hypothesized dimensions suggested by the position of 60 items on six subscales. The principal components extraction analysis produced 13 factors with prerotation eigenvalues greater than 1.0. A principal component solution set at six factors yielded the best fit, accounting for 49.6% of the variance. The pattern of item-to-factor correlation suggested that the 60 items tended to fit the hypothesized pattern of subscales.
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Collinsworth et al. (1996) studied this question.
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