In a study evaluating the effectiveness of mathematics practice on statistics exam scores, a researcher has one sample of individuals practice mathematics problems, and a second sample is given a lecture about the mathematics involved in statistics. For this study, what is the dependent variable?
a. the mathematics lecture
b. the statistics exam scores
c. the individuals given the mathematics practice problems
d. the students
Ans: B
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Inherited traits for motor skills are important in determining how well a child
a. is able to coordinate body movements. b. throws a ball 5 feet. c. can play by the rules. d. can cut with scissors.
Which of the following is a necessary condition to obtain an accurate frequency count of a behavior?
a. the behavior must occur between 10 to 20 times per hour b. the behavior must be topographically similar to other behaviors c. the behavior must be inherently enjoyable for a child to perform d. the behavior must have a movement cycle
Answer the following statement(s) true (T) or false (F)
While the expected value of the mean estimates the average outcome, the standard deviation of a probability distribution estimates the distance that all other outcomes deviate from the mean.
Ms. Rossini teaches a preschool class of ELL students. The linguistically diverse parents are reluctant to become involved in their children's schooling. All of the following are culturally sensitive suggestions for involving these parents except
A. know what each parent in your program wants for his or her child. B. educate yourself about the family's culture. C. ask about the parents' home country and how they came to your community. D. educate the parents about customs in your community.