The proportional hazards assumption states that the probabilities of survival for individuals in each group are proportional to one another.
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Q27: Censored data combine individuals who experience the
Q28: The 95% confidence intervals in a survival
Q29: The median survival time cannot be calculated
Q30: The Kaplan-Meier method assumes the probabilities of
Q31: A hazard ratio can be less than
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Q34: Explain conceptually why we can use censored
Q35: Draw a hypothetical survival curve and illustrate
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