The Analysis Of Variance Is Not A

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.

Natural Selection Is Not Evolution. Yet, Ever Since The Two Words Have Been In Common Use, The Theory Of Natural Selection Has Been Employed As A Convenient Abbreviation For The Theory Of Evolution By Means Of Natural Selection, Put Forward By Darwin And Wallace. This Has Had The Unfortunate Consequence That The Theory Of Natural Selection Itself Has Scarcely Ever, If Ever, Received Separate Consideration.

Modern Statisticians Are Familiar With The Notion That Any Finite Body Of Data Contains Only A Limited Amount Of Information On Any Point Under Examination; That This Limit Is Set By The Nature Of The Data Themselves, And Cannot Be Increased By Any Amount Of Ingenuity Expended In Their Statistical Examination: That The Statistician's Task, In Fact, Is Limited To The Extraction Of The Whole Of The Available Information On Any Particular Issue.

The More Highly Adapted An Organism Becomes, The Less Adaptable It Is To Any New Change.

If One In Twenty Does Not Seem High Enough Odds, We May, If We Prefer It, Draw The Line At One In Fifty (the 2 Per Cent. Point), Or One In A Hundred (the 1 Per Cent. Point). Personally, The Writer Prefers To Set A Low Standard Of Significance At The 5 Per Cent. Point, And Ignore Entirely All Results Which Fail To Reach This Level. A Scientific Fact Should Be Regarded As Experimentally Established Only If A Properly Designed Experiment Rarely Fails To Give This Level Of Significance.