_____ studies are observational studies that compare a group of people with disease to a group without disease
#2
What statistical test is used to check differences between the means of THREE or more groups? _____
#3
The statistical power of a study is calculated by _____
#4
What type of study is at the pinnacle of the hierarchy of medical evidence?_____
#5
What type of studies assess the frequency of a given characteristic and a given outcome using population data?_____
#6
What is the t-test used for? (biostatistics)
#7
"β" with reference to statistical error
#8
power (epidemiology)
#9
What is the relationship between standard error of the mean and standard deviation?
#10
In a normal distribution, how many data points fall within three standard deviations from the mean?
Power calculations for subgroup analyses US Medical PG Flashcards - Medical Study Cards
Master Power calculations for subgroup analyses 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.
Power calculations for subgroup analyses Flashcard Deck - 10 Cards
Flashcard 1: _____ studies are observational studies that compare a group of people with disease to a group without disease
Answer: Case-control
Flashcard 2: What statistical test is used to check differences between the means of THREE or more groups? _____
Answer: Analysis of variance (ANOVA)
Flashcard 3: The statistical power of a study is calculated by _____
Answer: 1- beta
Flashcard 4: What type of study is at the pinnacle of the hierarchy of medical evidence?_____
Answer: Meta analysis
Flashcard 5: What type of studies assess the frequency of a given characteristic and a given outcome using population data?_____
Answer: Ecological study
Flashcard 6: What is the t-test used for? (biostatistics)
Answer: Compare means of two groups.
mnemonic: Mr. T is mean.
Flashcard 7: "β" with reference to statistical error
Answer: the probability of making a Type II statistical (false negative) error
Flashcard 8: power (epidemiology)
Answer: probability of detecting a differential effect if it is actually present
Extra: power = (1-β)
Flashcard 9: What is the relationship between standard error of the mean and standard deviation?
Answer:
Flashcard 10: In a normal distribution, how many data points fall within three standard deviations from the mean?
Answer: 99.7%
Keywords: Power calculations for subgroup analyses flashcards, medical flashcards, NEET PG preparation, USMLE Step 1 flashcards, Anki alternative, spaced repetition medical, OnCourse flashcards
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