Which of the following is NOT correct concerning the range of the distribution?

a. It is a measure of variability.
b. It is the difference between the highest and the lowest score, plus one.
c. It is thought of as the width of the distribution.
d. It is a measure of the spread of a distribution.
e. All of the above are correct.


Ans: e

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By age 4- to 5-years-old, most children:

a. include detailed background material in their drawings. b. mentally plan their creations. c. represent their feelings and ideas, and theories about how things work. d. all of the above. e. a and b are both correct.

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Phenylketonuria is caused by:

a. Metabolic error b. Failure to break down phenylalanine due to enzymatic deficiency c. Build up of phenylalanine in the brain causes brain damage d. All of the above

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Describe the meaning of "mastery learning." Describe the status of the use of mastery learning today. Why is it used, or why is it not use more than it is?

What will be an ideal response?

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Many researchers in the 1980s looked at the relationship between reading and writing and found that

A. students who read widely gained a sense of genre features that are useful in writing and children reading children's literature tend to write more maturely. B. children borrow structures from their reading to use in their writing and even young children demonstrate knowledge and use of appropriate text structures in reading and writing. C. writing was not to be taught until many of the reading skills had been mastered. D. Both A and B.

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