Multiple Choice
Which statement accurately describes effect size?
A) An effect size refers to the statistical significance of an effect
B) An effect size refers to the magnitude of a difference between groups
C) An effect size is represented in standard units
D) Both b and c
Correct Answer:
Verified
Correct Answer:
Verified
Q5: What is a potentially serious threat to
Q6: What is the most likely impact of
Q7: If a difference between groups is found
Q8: What must be determined before construct validity
Q9: Construct validity is primarily concerned with:<br>A) The
Q10: Which of the following represent a threat
Q12: Placebo effects e.g., for clinical depression) tends
Q13: When is contact and attention a threat
Q14: In an experiment, power is a function
Q15: The null hypothesis specifies:<br>A) There are differences