To investigate the interaction effect of several independent variables, a researcher would use a(n) _____ experimental design
a. ABAB
b. factorial
c. Solomon four-group
d. single-subject
e. static group comparison
B
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Which of the following demonstrates the cephalocaudal trend in prenatal development?
A) there is a brief period of time during which the fetus has gills and atail B) the fetus develops arms and hands before it develops legs and feet C) teratogens are likely to cause more severe damage early inpregnancy than they cause later in pregnancy D) hair appears relatively late in prenatal development
Student teaching is a requirement for certification in almost every state
Indicate whether the statement is true or false
English language learners are students who speak English and another language with nearly equal facility
Indicate whether the statement is true or false.
Critics of standards for early childhood centers mention a. a curricula's only aim is to help children past tests
b. standards tend to increase teacher flexibility. c. they effect teacher pay and increase union membership. d. none of the above