Sickle-cell disease affects:
a. the immune system
b. insulin production
c. a child's neuromuscular system
d. red blood cell formation
d
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In a synthesis of the research on the effects of class size, Robinson found that the most positive effects of small classes (22 or fewer students) occur in
A. kindergarten through third grade. B. fourth through seventh grades. C. seventh through ninth grades. D. tenth through twelfth grades.
A type I error occurs when researchers make the decision to ______ when they ______.
a. reject the null hypothesis; should b. reject the null hypothesis; should not c. reject the alternative hypothesis; should not d. not reject the null hypothesis; should not
Which strategies, used for teaching generalization of social skills, deal with reinforcement of skill behaviors in the natural setting?
a. Antecedent b. Consequent c. Setting d. Train and hope
To help children extend their play when it disintegrates the teacher can:
a) Help them go to different learning centers b) Give them different roles to play c) Read them a book d) Bring in new props