Class notes Biostatistic in Public Health BSPH 209
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Course
BSPH 209
Institution
University Of Liberia
This detailed classnote is an essential resource for students enrolled in a public health degree program, focusing on biostatistics. It covers fundamental and advanced concepts in statistical methods, including probability theory, hypothesis testing, regression analysis, and more. Whether you're pr...
► Upon completion of this lecture section, you will be able to:
► Summarize a binary outcome across a group of individual observations via the sample
proportion
► Explain why, with binary data, the sample proportion is the only summary statistic
(besides sample size n) necessary to describe characteristics of the sample
► Compute the sample proportion based on the results of a study
3
, Example: Treatment Response to ART, HIV+ Individuals—1
► Response to therapy in a random sample of 1,000 HIV-positive patients from a citywide
clinical population
► 206 of the 1,000 patients responded. The summary measure used for binary outcomes is
the sample proportion 𝑝𝑝̂ (pronounced p-hat!), given by
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