Fourteen-year-old Ruth mistakenly believes that the number 0.349 is larger than the number 0.80. Which one of the following explanations of her error is most likely?
a. Ruth has not yet mastered the part-whole principle.
b. Ruth has acquired few if any metacognitive strategies for learning and remembering mathematics.
c. Ruth is misapplying a principle of whole numbers.
d. Consistent with Piaget's theory of cognitive development, most 14-year-olds are not yet capable of proportional reasoning.
C
You might also like to view...
Trade books can elaborate on topics being studied to a greater extent than textbooks can
Indicate whether the statement is true or false.
The relationships that adolescents have with non-parental adults are qualitatively the same as the relationship they have with their parents.
Answer the following statement true (T) or false (F)
Why is the "intended audience" most likely to pose a problem with international books?
A) The book was intended for the readers in the country in which it was written; when it is taken outside the country, people may have difficulty understanding it. B) The "intended audience" of a book is likely to exert international political pressure to prevent publication of the book in other countries. C) The range of concepts presented in international books is so broad that the "intended audience" is difficult to ascertain. D) The author's moral obligation is to the "intended audience."
When success is a predictable outcome of behavior, students are more likely to
a. avoid performing that behavior b. repeat that behavior c. get confused d. a and c e. all of the above