When a students solves an unknown multiplication fact like 6 x 7 = by using knowledge of 2 or more known math facts like 6 x 3 = 18 and 6 x 4 = 24 and adding the products together, the student is using the:
A) counting by strategy.
B) derived facts strategy.
C) split add strategy.
D) addends strategy.
C
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What are the advantages of designs incorporating random assignment?
What will be an ideal response?
Setting events
a. trigger problem behavior b. influence the value of reinforcers c. reinforce behavior d. increase replacement behavior
Marginal means are the means ______.
a. of the dependent variable for a particular combination of independent variables b. in a table that represent a main effect c. of the independent variables d. in a table that represent a simple effect
In 2012, the most recent year for which data are available, approximately how many children and youth form birth to 21 years of age received special education services in U.S. schools?
A. 2.8 million B. 5.5 million C. 6.7 million D. 10.2 million