Result

Before you look, name every reading the probe could come back with, and put numbers on the cut points: what counts as a hit, what counts as a miss, and which middle band means the test settled nothing.

Before you look, name every reading the probe could come back with, and put numbers on the cut points: what counts as a hit, what counts as a miss, and which middle band means the test settled nothing.

Example

For the subject-line split test, the readings are: a gap of 5 points or more in opens, a gap under 2 points, or anything between 2 and 5, which you label in advance as no verdict rather than arguing about it later.