The text cites numerous theories about the underlying issues in mathematical learning disabilities. Which of the following reflects a theory suggested by scientists?
a. There is no common language available to discuss mathematical computations.
b. A limited spoken vocabulary leads to difficulties retrieving arithmetic facts
c. Children are given more encouragement to learn to read than to learn math skills.
d. A poorly developed number sense provides less precise estimates of quantities.
d
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The norm of ________ prescribes that we should help those who help us
FIll in the blank with correct word.
If genes alone contribute to a trait, which of the following patterns of correlations would be observed?
A. 1.00 for identical twins raised together but a lower correlation for those raised apart B. 1.00 for both identical and fraternal twin pairs raised together but a lower correlation for those pairs raised apart C. 1.00 for identical twins and .50 for fraternal twins raised together or raised apart D. No significant correlation between identical twins or fraternal twins, regardless of whether they are raised together or apart