What is the t-test used for? (biostatistics)
"β" with reference to statistical error
power (epidemiology)
What is the relationship between standard error of the mean and standard deviation?
In a normal distribution, how many data points fall within three standard deviations from the mean?
In a normal distribution, how many data points fall within two standard deviations from the mean?
In a normal distribution, how many data points fall within one standard deviation from the mean?
Phase II
Statistical power definition
Flashcards
Type I and Type II errors
Flashcards
Factors affecting power
Flashcards
Sample size calculation for different study designs
Flashcards
Effect size estimation
Flashcards
Minimally important difference
Flashcards
Sample size for non-inferiority trials
Flashcards
Sample size for equivalence trials
Flashcards
Power calculations for subgroup analyses
Flashcards
Post-hoc power analysis limitations
Flashcards
Adaptive sample size methods
Flashcards
Power for repeated measures designs
Flashcards
Group sequential designs
Flashcards
These Power and sample size flashcards are designed for USMLE Biostatistics preparation, using active recall to help you retain high-yield concepts, clinical correlations, and commonly tested facts. Each card prompts you to retrieve information from memory rather than passively reviewing notes, which research shows leads to significantly better exam performance.
The 8 cards in this deck cover the most important topics in Power and sample size, including key mechanisms, diagnostic criteria, treatment protocols, and clinical pearls that frequently appear in USMLE examinations. Cards are organised by chapter so you can focus on specific areas or work through the entire topic systematically.
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