DOING AN APPORTIONMENT PROBLEM
STEP 1: STANDARD DIVISOR
SD = Total Pop / # of seats
STEP 2: STANDARD QUOTAS (for each
state)
SQ = State Pop / SD
STEP 3: ROUNDED QUOTAS (for each
state)
Use the appropriate Rounding Rule to get the
Rounded Quotas from the Standard Quotas:
- For HM, the Rounding Rule is to always
round DOWN to Lower Quotas.
- For JM, the Rounding Rule is to always
round DOWN to Lower Quotas.
- For AM, the Rounding Rule is to always
round UP to Upper Quotas.
- For WM, the Rounding Rule is to round UP if
the computed Quota is greater than or equal to the arithmetic mean,
and round DOWN if not.
- For HHM, the rounding rule is to round UP
if the computed Quota is greater than or equal to the geometric mean,
and round DOWN if not.
STEP 4: FINAL APPORTIONMENT (for each state)
- For HM: If Lower Quotas do not
apportion enough seats, add the proper number of seats by giving an additional seat to
those states whose Divisors have the largest fractional parts.
- All other methods: If Rounded Quotas do not
apportion enough seats, modify the divisor and use this Modified Divisor to compute
Modified Quotas and then go back to STEP 3 using these Modified Quotas
instead of the Standard Quotas.
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