What is the purpose of random assignment in an experiment? Stated differently, what does random assignment allow researchers to do that is impossible with nonexperimental research?
What will be an ideal response?
Ans: It minimizes preexisting differences among people in the sample so that we can isolate the effect of the independent variable on the dependent variable.
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More than ________ million children under the age of six have mothers who work outside the home
a. 10 b. 12 c. 13 d. 15
With the U.S. Supreme Court's recent emphasis on the reasonableness of school policies, more responsibility falls on
a. the Department of Education. b. school officials. c. the state department of education. d. the state legislature.
The child can use the portfolio for self-assessment
Indicate whether the statement is true or false
In communal supervision, the supervisor
a. does not move from sole provider to coordinator of instructional leadership b. does recognize the model of teacher leadership as fluid c. does not understand the diverse roles and responsibilities of teacher leaders d. does include following the standards set by the district