Methods of Observation—Elimination—Single Agreement.
(1) The Principle of Elimination.
(2) The Principle of Single Agreement.
(3) Mill's "Joint Method of Agreement and Difference,"
[318]

[Chapter VI.]

Methods of Observation—Minor Methods.
(1) Concomitant Variations.
(2) Single Residue,
[329]

[Chapter VII.]

The Method of Explanation.
(1) The Four Stages of Orderly Procedure.
(2) Obstacles to Explanation—Plurality of Causes and Intermixture of Effects.
(3) The Proof of a Hypothesis,
[334]

[Chapter VIII.]

Supplementary Methods of Investigation.
(1) The Maintenance of Averages—Supplement to the Method of Difference.
(2) The Presumption from Extra-Casual Coincidence,
[351]

[Chapter IX.]

Probable Inference to Particulars—The Measurement of Probability,[362]

[Chapter X.]