## Reference

Ronald Aylmer Fisher“Statistical methods for research workers” (1950) // Publisher: Springer. DOI: 10.1007/978-1-4612-4380-9_6

## Bib

```
@Book{fisher1950,
title = {Statistical methods for research workers},
author = {Fisher, Ronald Aylmer},
year = {1950},
publisher = {Springer},
doi = {10.1007/978-1-4612-4380-9_6}
}
```

### Quotes (1)

#### Convenient p=0.05

The value for which P = 0.05, or 1 in 20, is 1'96 or nearly 2; it is convenient to take this point as a limit in judging whether a deviation is to be considered significant or not. Deviations exceeding twice the standard deviation are thus formally regarded as significant.