taxes Property Tax Assistance

2023 Confidence Interval Detail

Cameron County
031-909/Point Isabel ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 1,145,427,975 0.9415 1,216,599,018 82 4,309 0.036488659
A 1,143,448,258 0.9525 1,200,470,612 64 2,676 0.019643894
A 1,144,928,385 1.0223 1,119,953,424 34 1,810 0.037182173
A 1,120,870,309 0.8991 1,246,658,113 15 1,013 0.105476225
C1 65,701,437 0.6101 107,689,620 12 1,241 0.097847802
C1 65,514,301 0.8729 75,053,616 15 389 0.223760173
C1 65,139,448 0.9093 71,636,916 12 253 0.059087733
C1 65,401,243 1.0294 63,533,362 10 74 0.139937382
F1 117,672,223 0.7396 159,102,519 12 341 0.163142898
F1 126,090,402 0.8446 149,290,081 10 98 0.122951064
F1 130,837,209 0.8766 149,255,315 8 37 0.042184866
F1 140,275,194 0.8804 159,331,206 4 7 0.012905739
Random Totals: 5,331,306,384 5,718,573,802 278 12,248
CATG D1 EXCEPTION VALUES: 870,640 709,482
Total Test Values 5,332,177,024 5,719,283,284

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 285,964,164

Confidence Interval Values(5)

Local Test Value: 5,332,177,024 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 5,433,319,120 (State Test Value minus Margin of Error Percent)
State Upper Limit: 6,005,247,448 (State Test Value plus Margin of Error Percent)

Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values