医学统计学 英语判断题

Medical statistics is the branch of mathematics that deals with data analysis and interpretation in the field of medicine. (True)

The main goal of medical statistics is to develop new drugs and treatments for diseases. (False)

Descriptive statistics is the branch of medical statistics that deals with the collection, presentation, and summary of data. (True)

Inferential statistics is the branch of medical statistics that deals with making predictions and generalizations about a population based on a sample. (True)

A p-value of 0.05 means that there is a 5% chance that the results of a study occurred by chance alone. (True)

A confidence interval is a range of values that is likely to contain the true population parameter with a certain level of confidence. (True)

A type I error occurs when a true null hypothesis is rejected. (False)

A type II error occurs when a false null hypothesis is accepted. (True)

A power analysis is used to determine the sample size needed for a study to detect a certain effect size with a certain level of power. (True)

A randomized controlled trial is the gold standard for evaluating the effectiveness of a treatment or intervention. (True