Biostatistics: Medical uncertainties

Describes the utility of biostatistics in medical research.
What are the sources of variability in a data which result in uncertainties. Describes the biostatstical techniques to manage these uncertainties.
Picture credits:
Image by Gerd Altmann from Pixabay
Image by Christian Dorn from Pixabay
Image by Peggy und Marco Lachmann-Anke from Pixabay
Image by OpenClipart-Vectors from Pixabay
Image by OpenClipart-Vectors from Pixabay
Image by Ronny Overhate from Pixabay
Image by Gordon Johnson from Pixabay
Image by Hatice EROL from Pixabay
Image by Gordon Johnson from Pixabay
Image by Clker-Free-Vector-Images from Pixabay
Image by OpenClipart-Vectors from Pixabay
Image by Clker-Free-Vector-Images from Pixabay
Photo by i yunmai on Unsplash
Image by Csaba Nagy from Pixabay
Photo by John Barkiple on Unsplash