It takes the average reader 2 hours and 27 minutes to read Planning and Analysis of Observational Studies by William G. Cochran
Assuming a reading speed of 250 words per minute. Learn more
Treats studies, primarily in human populations, that show casual effects of certain agents, procedures, treatment or programs. Deals with the difficulties that comparative observational studies have because of bias in their design and analysis. Systematically considers the many sources of bias and discusses how care in matching or adjustment of results can reduce the effects of bias in these investigations.
Planning and Analysis of Observational Studies by William G. Cochran is 145 pages long, and a total of 36,975 words.
This makes it 49% the length of the average book. It also has 45% more words than the average book.
The average oral reading speed is 183 words per minute. This means it takes 3 hours and 22 minutes to read Planning and Analysis of Observational Studies aloud.
Planning and Analysis of Observational Studies is suitable for students ages 10 and up.
Note that there may be other factors that effect this rating besides length that are not factored in on this page. This may include things like complex language or sensitive topics not suitable for students of certain ages.
When deciding what to show young students always use your best judgement and consult a professional.
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