The power of a study is increased with _____ sample size
#2
The statistical power of a study is calculated by _____
#3
What statistical test is used to check differences between the means of TWO groups? _____
#4
What is the t-test used for? (biostatistics)
#5
"β" with reference to statistical error
#6
power (epidemiology)
#7
What is the relationship between standard error of the mean and standard deviation?
#8
In a normal distribution, how many data points fall within three standard deviations from the mean?
#9
In a normal distribution, how many data points fall within two standard deviations from the mean?
#10
In a normal distribution, how many data points fall within one standard deviation from the mean?
Factors affecting power US Medical PG Flashcards - Medical Study Cards
Master Factors affecting power with OnCourse flashcards. These spaced repetition flashcards are designed for medical students preparing for NEET PG, USMLE Step 1, USMLE Step 2, MBBS exams, and other medical licensing examinations.
Factors affecting power Flashcard Deck - 10 Cards
Flashcard 1: The power of a study is increased with _____ sample size
Answer: increased
Flashcard 2: The statistical power of a study is calculated by _____
Answer: 1- beta
Flashcard 3: What statistical test is used to check differences between the means of TWO groups? _____
Answer: t-test
Flashcard 4: What is the t-test used for? (biostatistics)
Answer: Compare means of two groups.
mnemonic: Mr. T is mean.
Flashcard 5: "β" with reference to statistical error
Answer: the probability of making a Type II statistical (false negative) error
Flashcard 6: power (epidemiology)
Answer: probability of detecting a differential effect if it is actually present
Extra: power = (1-β)
Flashcard 7: What is the relationship between standard error of the mean and standard deviation?
Answer:
Flashcard 8: In a normal distribution, how many data points fall within three standard deviations from the mean?
Answer: 99.7%
Flashcard 9: In a normal distribution, how many data points fall within two standard deviations from the mean?
Answer: 95%
Flashcard 10: In a normal distribution, how many data points fall within one standard deviation from the mean?
Answer: 68%
Keywords: Factors affecting power flashcards, medical flashcards, NEET PG preparation, USMLE Step 1 flashcards, Anki alternative, spaced repetition medical, OnCourse flashcards
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