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Member City Council Dist. 5 - San Leandro (AlamedaCounty; 2022-11-08)

πŸ”— 2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro     (tags: { AlamedaCounty_CA , from-bolson , actual , 2022 , AlamedaCounty-2022 , 2022-11 , CA })

Below is the ABIF from the "2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro" election (Member City Council Dist. 5 - San Leandro (AlamedaCounty; 2022-11-08))

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Voting methods: IRV β€’ FPTP β€’ approval β€’ STAR β€’ Pairwise β€’ All methods

Results

πŸ”—https://abif.electorama.com/id/2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro

Below are the results of the election represented above using various election methods with abiftool/abiflib. The detected ballot type from the ABIF above is "ranked". Some methods may transform these ballots for analysis; see method notices for details. Resubmit the ABIF with "Transform ballots" turned off to minimize the transformations.

Method Winner
IRV/RCV XOUHOA BOWEN
FPTP XOUHOA BOWEN
Approval MONIQUE TATE
STAR XOUHOA BOWEN
Condorcet/Copeland XOUHOA BOWEN
Election results summary showing voting method winners
click/tap to expand
tabbed view

IRV/RCV results

2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro IRV/RCV result permalink:
πŸ”—https://abif.electorama.com/id/2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro/IRV#IRV

  • IRV/RCV Winner: XOUHOA BOWEN with 9,572 votes (49.6%) in final round
  • Runner-up: MONIQUE TATE with 9,519 votes (49.3%) in final round
  • Exhausted ballots in final round: 210 (1.1%)
  • Number of rounds: 2
  • Ballots counted in final round: 19,091 (98.9%)
  • Majority of ballots: 9,651 (50.0%)
  • Total ballots: 19,301
Round 1 Round 2
Overview:
Active ballots: 19,301 (100.0%)

Exhausted ballots: 0 (0.0%)
Overvotes: 111 (0.6%)

Counted ballots: 19,190 (99.4%)
Winning threshold: 9,596 (49.72%)
Overview:
Active ballots: 19,190 (99.4%)

Exhausted ballots: 95 (0.5%)
Overvotes: 4 (0.0%)

Counted ballots: 19,091 (98.9%)
Winning threshold: 9,546 (49.46%)
XOUHOA BOWEN: 9,532 (49.4%)
β†’
IRV/RCV winner:
XOUHOA BOWEN: 9,572 (49.6%)βœ…
β†’
MONIQUE TATE: 9,474 (49.1%)
β†’
MONIQUE TATE: 9,519 (49.3%) (πŸ›‘eliminated)
β†’
Write-in: 184 (1.0%) (πŸ›‘eliminated)
β†’
Write-in

Overvotes are ballots where multiple candidates are ranked at the same, highest-ranking position.

FPTP result

"FPTP" is "First-past-the-post", also known as "plurality" or "choose-one"
2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro FPTP results permalink:
πŸ”—https://abif.electorama.com/id/2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro/FPTP#FPTP
πŸ“
Note β€” Only using first-choices on ranked ballots

  • FPTP Winner: XOUHOA BOWEN with 9,532 first-place votes (49.4%)
  • Runner-up: MONIQUE TATE with 9,474 first-place votes (49.1%)
  • Margin of victory: 58 votes (0.3 percentage points)
  • First-place votes
    • XOUHOA BOWEN: 9,532 votes (49.4 %)
    • MONIQUE TATE: 9,474 votes (49.1 %)
    • Write-in: 184 votes (1.0 %)
  • Overvotes: 111 (0.6 %)
  • Total ballots: 19,301

Approval voting results

2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro approval voting results permalink:
πŸ”—https://abif.electorama.com/id/2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro/approval#approval
πŸ“
Note β€” Approval counts estimated from 19,301 ranked ballots using favorite_viable_half method
Details

The 'favorite_viable_half' conversion algorithm: find the candidate with the most first preferences, and then determine the minimum number of figurative seats that would need to be open in order for the candidate to exceed the Hare quota with the given first-prefs. We use this to estimate how many candidates are likely to be viable candidates.

Using first-choice vote totals as a rough guide, approximately 3 candidates appear viable: XOUHOA BOWEN, MONIQUE TATE, and Write-in. The approximation then assumes each voter approves up to 2 of their top-ranked viable candidates (half of 3, rounded up). All candidates ranked at or above the lowest-ranked of each ballot's top viable candidates receive approval (considering up to 2 viable candidates per ballot).

See transformed ballots

Note: For Approval, these choose_many ballots are inferred from ranked ballots.

Conversion method: favorite_viable_half

#------- metadata -------
{ballotcount: 19301}
{version: "0.1"}
{ballotcount_abif_metadata: "19301"}
{is_ranking_to_rating: true}
#------ candlines ------
=Write-in:[Write-in]
=[XOUHOA BOWEN]:[XOUHOA BOWEN]
=[MONIQUE TATE]:[MONIQUE TATE]
#------- votelines ------
6070:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
5874:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
3202:[MONIQUE TATE]/1
3070:[XOUHOA BOWEN]/1
94:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
89:Write-in/1
74:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
60:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
56:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
48:[MONIQUE TATE]/1
45:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
40:[XOUHOA BOWEN]/1
36:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
27:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
27:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
24:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
24:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
20:[MONIQUE TATE]/1=Write-in/1
18:[MONIQUE TATE]/1=Write-in/1
18:Write-in/1=[XOUHOA BOWEN]/1
17:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
16:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
16:Write-in/1=[XOUHOA BOWEN]/1
16:Write-in/1=[XOUHOA BOWEN]/1
15:[MONIQUE TATE]/1=Write-in/1
14:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
14:Write-in/1=[XOUHOA BOWEN]/1
13:[XOUHOA BOWEN]/1
9:[XOUHOA BOWEN]/1
9:[MONIQUE TATE]/1=Write-in/1
8:[MONIQUE TATE]/1
7:[MONIQUE TATE]/1
7:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
6:[MONIQUE TATE]/1
5:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
5:[MONIQUE TATE]/1=Write-in/1
4:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
4:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
4:[XOUHOA BOWEN]/1
4:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
3:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
3:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
3:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
3:Write-in/1
3:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
3:[MONIQUE TATE]/1=Write-in/1
3:Write-in/1=[XOUHOA BOWEN]/1
3:Write-in/1=[XOUHOA BOWEN]/1
3:Write-in/1
3:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
2:Write-in/1=[XOUHOA BOWEN]/1
2:[MONIQUE TATE]/1=Write-in/1
2:[MONIQUE TATE]/1=Write-in/1
2:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
2:Write-in/1=[XOUHOA BOWEN]/1
2:Write-in/1=[XOUHOA BOWEN]/1
2:[MONIQUE TATE]/1=Write-in/1
2:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
2:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
1:[MONIQUE TATE]/1=Write-in/1
1:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
1:Write-in/1=[XOUHOA BOWEN]/1
1:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
1:[MONIQUE TATE]/1=Write-in/1
1:[MONIQUE TATE]/1=Write-in/1
1:[MONIQUE TATE]/1=Write-in/1
1:[MONIQUE TATE]/1=Write-in/1
1:[MONIQUE TATE]/1=Write-in/1
1:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
1:Write-in/1=[XOUHOA BOWEN]/1
1:Write-in/1=[XOUHOA BOWEN]/1
1:Write-in/1=[XOUHOA BOWEN]/1
1:[MONIQUE TATE]/1=Write-in/1
1:[MONIQUE TATE]/1=Write-in/1
1:Write-in/1=[XOUHOA BOWEN]/1
1:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
1:Write-in/1=[XOUHOA BOWEN]/1
1:Write-in/1=[XOUHOA BOWEN]/1
1:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
1:Write-in/1=[XOUHOA BOWEN]/1
1:[MONIQUE TATE]/1=Write-in/1
1:[MONIQUE TATE]/1=Write-in/1
1:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
1:Write-in/1=[XOUHOA BOWEN]/1
1:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
1:[MONIQUE TATE]/1=[XOUHOA BOWEN]/1
1:[MONIQUE TATE]/1=Write-in/1
1:[MONIQUE TATE]/1=Write-in/1
1:Write-in/1=[XOUHOA BOWEN]/1
1:Write-in/1=[XOUHOA BOWEN]/1
1:Write-in/1=[XOUHOA BOWEN]/1
1:[MONIQUE TATE]/1=Write-in/1
  • Approval Winner: MONIQUE TATE
  • Approval Results:
    • MONIQUE TATE — 15,871 approvals (82.23% of ballots) (βœ… winner)
    • XOUHOA BOWEN — 15,735 approvals (81.52% of ballots)
    • Write-in — 272 approvals (1.41% of ballots)
  • Total: 19,301 ballots (31,878 total approvals)

STAR results

2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro STAR results permalink:
πŸ”—https://abif.electorama.com/id/2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro/STAR#STAR
πŸ“
Note β€” STAR ratings estimated from ranked ballots using Borda scoring method
Details

The ranked ballots have been converted to STAR ratings using Borda scoring: each candidate receives points equal to (number_of_candidates - their_rank). In this election, we have 3 candidates, so the 1st choice gets 2 points, the 2nd choice gets 1 points, etc. These Borda scores are then used as STAR ratings for tabulation by STAR.

  • STAR winner: XOUHOA BOWEN
  • Finalists: MONIQUE TATE vs XOUHOA BOWEN
  • Runoff result:
    • MONIQUE TATE: 9,526 votes (49.4%)
    • XOUHOA BOWEN: 9,574 votes (49.6%)
    • No preference: 201 voters (1.0%)
  • Total stars allocated: 51,564
  • Total ballots: 19,301
β˜…β˜…β˜…β˜…β˜…β˜…

β˜…β˜…β˜…β˜…β˜…

β˜…β˜…β˜…β˜…β˜…β˜…
β˜…β˜…β˜…β˜…β˜…
β˜…β˜…β˜…β˜…β˜…β˜…
β˜…β˜…β˜…β˜…β˜…
β˜…β˜…β˜…β˜…β˜…β˜…
β˜…β˜…β˜…β˜…β˜…
β˜…β˜…β˜…β˜…β˜…β˜…
(one star above is approximately 1,031 stars allocated by voters)
  • First round:
    • β˜…#0: MONIQUE TATE received 25,568 stars (49.6%) from 15,985 voters (82.8%)
    • β˜…#1: XOUHOA BOWEN received 25,481 stars (49.4%) from 15,845 voters (82.1%)
    • β˜…#2: Write-in received 515 stars (1.0%) from 304 voters (1.6%)
  • Finalists:
    • β˜…MONIQUE TATE (βœ… winner) preferred by 9,526 of 19,301 voters
    • β˜…XOUHOA BOWEN preferred by 9,574 of 19,301 voters
    • β˜…No preference between the finalists: 201

NOTE: Since ratings or stars are not present in the provided ballots, allocated stars are estimated using a Borda-like formula.

Condorcet/Copeland results

2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro Condorcet/Copeland results permalink:
πŸ”—https://abif.electorama.com/id/2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro/pairwise#pairwise
  • Winner: XOUHOA BOWEN
  • Runner-up: MONIQUE TATE (beats all other candidates except XOUHOA BOWEN)
  • Smallest margin: XOUHOA BOWEN over MONIQUE TATE (9,574-9,526; margin: 48)
  • Largest margin: MONIQUE TATE over Write-in (15,907-230; margin: 15,677)
  • Pairwise ties: none
  • Total ballots: 19,301

Win-loss-tie (Condorcet/Copeland) table

2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro w-l-t table permalink:
πŸ”—https://abif.electorama.com/id/2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro/pairwise#wlt
Member City Council Dist. 5 - San Leandro (AlamedaCounty; 2022-11-08) pairwise matchups
XOUHOA BOWEN
(2-0-0)
XOUHOA BOWEN
2 victories ⇣
MONIQUE TATE
(1-1-0)
XOUHOA BOWEN: 9,574(49.6%)
MONIQUE TATE: 9,526(49.4%)
(No preference: 201; 1.0%)
MONIQUE TATE
⇽ 1 loss / 1 victory† ⇣
Write-in
(0-2-0)
XOUHOA BOWEN: 15,774(81.7%)
Write-in: 235(1.2%)
(No preference: 3,292; 17.1%)
MONIQUE TATE: 15,907(82.4%)
Write-in: 230(1.2%)
(No preference: 3,164; 16.4%)

Pairwise tournament (Copeland ordered)

2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro pairwise diagram permalink:
πŸ”—https://abif.electorama.com/id/2022-11-08_AlamedaCounty-Member_City_Council_Dist._5_-_San_Leandro/pairwise#dot

%3 XOUHOA BOWEN XOUHOA BOWEN 2-0-0 (2 wins, 0 losses, 0 ties) MONIQUE TATE MONIQUE TATE 1-1-0 XOUHOA BOWEN->MONIQUE TATE ← XOUHOA BOWEN: 9574 MONIQUE TATE: 9526 Write-in Write-in 0-2-0 XOUHOA BOWEN->Write-in ← XOUHOA BOWEN: 15774 Write-in: 235 MONIQUE TATE->Write-in ← MONIQUE TATE: 15907 Write-in: 230

Voting methods: IRV β€’ FPTP β€’ approval β€’ STAR β€’ Pairwise β€’ All methods

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