taxes Property Tax Assistance

2020 Confidence Interval Detail

Starr County
214-903/Roma ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 70,373,655 0.7253 97,026,961 16 2,538 0.052359373
A 77,239,547 0.7565 102,101,186 15 1,638 0.074494219
A 79,031,452 0.7315 108,040,262 16 1,140 0.055032267
A 81,286,266 0.7159 113,544,163 16 689 0.022436723
C1 4,372,065 0.6117 7,147,401 14 643 0.242381138
C1 10,058,351 0.7341 13,701,609 13 911 0.119114485
C1 14,526,919 1.0231 14,198,924 13 677 0.095859324
C1 6,432,990 0.9885 6,507,830 12 118 0.028691234
E 41,662,033 0.7561 55,101,221 21 2,355 0.587949687
F1 11,310,900 0.8662 13,058,070 14 216 0.055063407
F1 13,337,580 0.8401 15,876,181 13 116 0.038930240
F1 12,678,980 0.6786 18,684,026 12 50 0.172863609
F1 12,473,510 0.5208 23,950,672 9 19 0.738064918
G1 6,383,677 1.0123 6,306,112 9 53 0.001954830
G1 6,031,643 1.0021 6,019,003 6 13 0.001042131
G1 6,394,499 1.0178 6,282,668 4 7 0.000778307
Random Totals: 453,594,067 607,546,289 203 11,183
CATG D1 EXCEPTION VALUES: 2,673,978 3,644,166
CATG G1 EXCEPTION VALUES: 5,605,486 5,633,482
CATG J EXCEPTION VALUES: 629,381 635,594
Total Test Values 462,502,912 617,459,531

Margin of Error

Margin of Error Percent: 5.0928363
Margin of Error Value: 31,446,203

Confidence Interval Values(5)

Local Test Value: 462,502,912 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 586,013,328 (State Test Value minus Margin of Error Percent)
State Upper Limit: 648,905,734 (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