system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
For a group of n = 250 subjects, 40th percentile would be the following value-
assistant
The correct answer is  Ref: Parks 23rd edition 40th percentile means 40% values are below that paicular value . 40% of 250= 100