The top two teams are calculated using a league table.
This level is calculated using multiple measures, financial and otherwise.
Interest rates in some banks are calculated using a 365-day calendar.
The number of votes needed to win in the first round is calculated using the local electoral list.
Since we do not have population-at-risk data, the expected must be calculated using only the cases.
True bank angle is calculated using the aircraft's speed and rate of turn.
(m-1)/2 points at the start and end of the series cannot be calculated using this process.
I will call this result of calculating using the formulas "the change in energy".
Part of the reason for their popularity is that they are straightforward to calculate using a computer.
The change is calculated using the 1983 election results.