True/False
The difference between matching and randomization is that in the former case individuals are deliberately and consciously matched to control the differences among group members,whereas in the latter case we expect that the process of randomization would distribute the inequalities among the groups,based on the laws of normal distribution.
Correct Answer:

Verified
Correct Answer:
Verified
Q9: One way of controlling the contaminating or
Q10: It is possible to reduce biases that
Q11: Main testing effects occur when the pre-test
Q12: A major threat to validity in a
Q13: Internal validity refers to what extent would
Q15: The crucial difference between a quasi-experimental design
Q16: In "matching groups",the process by which individuals
Q17: Deceiving subjects by deliberately misleading them as
Q18: Cause-and-effect inferences can also be contaminated by
Q19: Mortality,maturation,and instrumentation effects may restrict the internal