R provides a wide array of functions to help you with statistical analysis with R—from simple statistics to complex analyses. Several statistical functions are built into R and R packages. R statistical functions fall into several categories including central tendency and variability, relative standing, t-tests, analysis of variance and regression analysis. Base R statistical functions for […]
Biostatistics
Basic Biostatistics
If you need to brush up on biostatistics, I recommend you buy the little biostatistics book ACCP offers (it’s cheap and it has some good practice problems in it). This is also a really good study guide and here’s a really, really simple sheet. I have more topics in biostatistics (including the “which statistical test to pick” […]
Study Design
What Statistical Test To Use: I memorized this table and wrote it out on my noteboard during the test. It makes it easy to pick out which test without much mental effort Type of Data 2 Independent Samples“BETWEEN“ Related or Paired Samples“WITHIN“ 3 or More Independent Samples 3 or More Related Samples Measures of Correlation Prediction […]
Pharmacoeconomic Studies
The easy thing is to memorize this chart and pick out the keywords from the questions. These are easy to get correct. Method: Cost-minimization Drugs are equal Only cost is considered. For example, choosing which ACEI goes on the formulary Cost-effectiveness Drugs are not equal, $$$ Looking at outcomes (decrease in BP, decrease in glucose). […]