Which of the following concepts is NOT learned by way of definitions?
a. Abstract concept
b. Concrete concept
c. Relational concept
b
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Historically in the U.S., and in the middle grades in particular, students have been given more experience in solving problems than they have in recognizing and identifying problems
Indicate whether the statement is true or false.
After explaining what sines and cosines are, a high school math teacher shows students how they might use these concepts in constructing a large building. Which one of the following principles does this scenario best illustrate?
a. Over time, self-talk gradually evolves into inner speech. b. Thought and language become increasingly interdependent with age. c. Acquiring the cognitive tools of one's culture enables youngsters to live and work more effectively. d. Children function more effectively when they work at their actual (rather than potential) developmental levels.
Characteristics of future leaders include
a. Individuals who think thoroughly and quickly about complex issues b. Collaborate with diverse groups c. Show good judgment d. All of the above
Answer the following statement(s) true (T) or false (F)
One reason the denominator for sample variance is (n – 1) is because this makes it an unbiased estimator of the population variance.