Rule 1. Original data should be presented in a way that will preserve the evidence in the original data for all the predictions assumed to be useful..

Postulate 3. Assignable causes of variation may be found and eliminated..

Every sentence in order to have definite scientific meaning must be practically or at least theoretically verifiable as either true or false upon the….

Postulate 2. Constant systems of chance causes do exist in nature..

Both pure and applied science have gradually pushed further and further the requirements for accuracy and precision. However, applied science, partic….

Postulate 1. All chance systems of causes are not alike in the sense that they enable us to predict the future in terms of the past..