How many outlines the chart drew, which is how many marks to look for.
Counted from the series rather than from the drawing, so the count the mark finder is given is the one the reading will use.
The series to read
The number of observations
How many outlines the chart drew, which is how many marks to look for.
Counted from the series rather than from the drawing, so the count the mark finder is given is the one the reading will use.