Roughly two thirds of the variance in math fluency was independent from untimed math measures and reading
The authors examined whether math fluency was independent from untimed Nike Shox Women Uk math and from reading using 314 pairs of school-aged twins drawn from the Western Reserve Reading and Math Projects. Twins were assessed through a 90-min home visit at approximately age 10 and were reassessed in their homes approximately 1 year later. Results suggested that the shared environment and genetics influenced the covariance among math fluency, untimed nike high heels uk math measures, and reading measures.
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