A researcher is studying the effect of word games on spelling achievement. Of two randomly assigned groups one receives experience with word games, while the other does not. A spelling test is then administered. This design is
a. counterbalanced.
b. randomized subjects, posttest only control group.
c. a simple 2 x 2 factorial.
d. a static group
B
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When a child's behavior is mildly annoying or embarrassing, the adult should resolve the problem by a. focusing on the child's strengths and weaknesses
b. involving the child in an activity that replaces the undesirable behavior. c. ignoring the child and refusing to interact with the child. d. observing the activity to see if it continues. e. all of these
Describe some signs of physical abuse of a child
What will be an ideal response?
Explain what a percentile rank indicates. Interpret a percentile rank of 85
What will be an ideal response?
If cumulative frequency has been determined, which graph should be used to present the data?
a. frequency polygon b. bar graph c. histogram d. ogive e. stem and leaf diagram