Refer to Exhibit 10-8. Subjects are assigned to treatments using a table of random numbers
a. random assignment
b. randomized matching
c. homogeneous selection
d. analysis of covariance
e. use of subjects as their own controls
A
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Select the true statement concerning autism
a. autism symptoms are the same in every individual case b. there is no genetic basis for the disorder c. it may be caused by several environmental substances linked to birth defects like heavy metals and pesticides d. the overall prevalence of autism in the general population is 5-6%
Mr. Sanchez walks into the school library and finds 3 second graders behind the shelves, cutting pages out of a book about shells. He considers the following consequences. Which of these would be defined as logical according to the textbook?
1 . The children must earn the money to replace the shell book. 2 . The children may not use the library until a new shell book is purchased. 3 . The children must tape the pages back into the book. 4 . The children must stay after school and work in the library for the next month. a. 1 and 2 b. 1 and 3 c. 3 and 4 d. 1, 3 and 4
Which of the following statements is true about cultural views?
a. Cultures differ in the way they view literacy and literacy learning. b. All cultures view reading as equally important. c. Teachers can expect that all children come to school with the same early literacy experiences. d. All cultures provide a similarly rich verbal environment for their children. e. All cultures promote early reading of books to children.
. Compare and contrast random selection and random assignment.
What will be an ideal response?