Professor Eddington Has Recently Remarked That 'the

The Statistician Cannot Excuse Himself From The Duty Of Getting His Head Clear On The Principles Of Scientific Inference, But Equally No Other Thinking Man Can Avoid A Like Obligation.

Inductive Inference Is The Only Process Known To Us By Which Essentially New Knowledge Comes Into The World.

The Statistician Cannot Evade The Responsibility For Understanding The Process He Applies Or Recommends.

No Aphorism Is More Frequently Repeated In Connection With Field Trials, Than That We Must Ask Nature Few Questions, Or, Ideally, One Question, At A Time. The Writer Is Convinced That This View Is Wholly Mistaken. Nature, He Suggests, Will Best Respond To A Logical And Carefully Thought Out Questionnaire; Indeed, If We Ask Her A Single Question, She Will Often Refuse To Answer Until Some Other Topic Has Been Discussed.

However, Perhaps The Main Point Is That You Are Under No Obligation To Analyse Variance Into Its Parts If It Does Not Come Apart Easily, And Its Unwillingness To Do So Naturally Indicates That One's Line Of Approach Is Not Very Fruitful.