Which of the following is a valid method of determining the necessary sample size of an investigation?
A) Through the effect size, alpha, and power
B) Through the clinical significance of an investigation
C) Through conventions in his or her field of research
D) Through the use of significance tests
Correct Answer:
Verified
Q2: Use of a pretest as well as
Q3: How can power be augmented in an
Q4: Statistical significance, magnitude of effect, and clinical
Q5: What is statistical significance?
A) A criterion used
Q6: Intent-to-treat data analyses is designed
A) To preserve
Q8: When are multivariate analyses appropriate?
A) When utilizing
Q9: What is alpha?
A) A method of expressing
Q10: What is an advantage of meta-analysis?
A) Can
Q11: Which of the following is an important
Q12: A statistically significant effect at the p
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