Math & science · 1925
Modern statistics
Fisher's handbook gives researchers significance tests, likelihood and analysis of variance.
Statistical Methods for Research Workers and The Design of Experiments (1935) introduced randomised, controlled designs. They became the standard of evidence in medicine, agriculture and social science.
What it built on 2
Related measurements
The dashed line marks when it first worked.
Cereal yields in England/UK since 1275 Latest: Wheat: 7.28 t/ha (2024) Source: Our World in Data
Cereal yield Latest: 4.21 t/ha (2024) Source: Our World in Data