Answer the following statement(s) true (T) or false (F)
A researcher computes a z statistic and obtains z = 2.10. If this were a one-tailed (lower-tail critical) test, then the decision would be to reject the null hypothesis.
Ans: F
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____ out of 1000 children are born with severe to profound hearing loss; the incidence _____ during preschool years
a. 1; remains constant b. 1; doubles c. 10; remains constant d. 10; doubles
Adults can help young children deal with traumatic events by doing everything except:
a. be a good listener. b. clearly tell the child why they are upset. c. provide support to families. d. seek professional advice when needed.
Giving all students in a class the same seatwork assignment is
a. generally advisable, as it facilitates grading and standardization of information covered. b. generally advisable, as the students can help one another complete the assignment, thus reducing the teacher's need to be in multiple places at once. c. generally inadvisable, as student abilities likely vary widely, leading to boredom and misbehavior from more capable students and frustration from less capable ones. d. generally inadvisable unless the work is simple enough that all students can complete it with at least 95% accuracy.
The Institutional Review Board (IRB) is primarily concerned with:
A) solving applied problems in education B) prior research and the contribution of new research C) code of ethics and protection of human subjects D) assuring the value of educational research