Ex post facto research is less convincing than experimental research because
a. there is no control over the dependent variables.
b. differences in the independent variable were present before the start of the study.
c. differences in the dependent variable were present before the start of the study.
d. the independent variable preceded the dependent variable in time.
e. b and c
B
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Ms. Tippens is a new sixth grade teacher. She is nervous about the responsibilities of teaching a classroom of 23 sixth graders. She is reading current articles about classroom management and setting goals as she prepares for the school term to begin. Which of the following should be one of her classroom management goals?
a. Ensure that students have fun learning b. Make sure she excels in content knowledge c. Make sure students comply with rules d. Help her students become better able to manage themselves
Creation of a bridge between home and early childhood environments and child-rearing practices
What will be an ideal response?
The approximate number system suggests that children have a sense of ______ that appears to be innate.
a. shape b. quantity c. height d. weight
Which one of the following provides a good reason for why qualitative researchers select only a few participants?
a. The number of people available is typically small. b. With each additional participant, less depth is possible. c. The individuals who can answer the questions are few. d. The researcher does not want to generalize findings.