To summarize the characteristics of AD and AS, three key indicators related to behaviors are evidenced:
a. Impairments in social interactions, impairments in communication, and restricted and stereotyped patterns of
behaviors.
b. Modeling, mirroring, and parallel play
c. Rewards, punishments, and consequences
d. Impairments in social interactions, impairments in communication, and interactive tendencies
e. none of the above
A
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Which of the following is an uncontrollable threat to the internal validity of the randomized posttest-only control group design?
A. mortality B. subject characteristics C. maturation D. statistical regression
When engaging in academic self-regulation:
a. It is best to wait until the professor provides you feedback b. You should only rely on external feedback such as performance on a quiz c. Focus mostly on heavily weighted assignments d. Use external data when available but when it is not, use your own judgment
If an experimental researcher wants to obtain a sample of students with a learning disability, he or she will probably use purposive sampling.
a. True b. False
During keyboarding instruction, teachers should:
a) emphasize correct posture b) allow students to sit in whatever way they feel comfortable c) encourage students to sit with a partner d) allow students to stand