taxes Property Tax Assistance

2016 Confidence Interval Detail

214/Starr
214-901/Rio Grande City CISD

Category Summary

(1)
Category		 (1)
Local
Value		 (1)
Stratum
Ratio		 (1)
State
Value		 (2)
Sample
Size		 (3)
Total
Parcels
Stratum
Variance
A 105,108,490 0.7893 133,166,717 14 4,314 .038981114
A 107,746,060 0.7821 137,765,068 14 2,359 .025881750
A 109,142,350 0.7576 144,063,292 16 1,335 .033736157
A 110,632,040 0.9174 120,593,024 18 730 .028902330
C1 16,127,280 0.8679 18,581,956 16 2,898 .036295020
C1 17,112,130 0.9742 17,565,315 15 1,491 .082822449
C1 15,228,890 1.0860 14,022,919 16 746 .032310392
C1 17,740,570 1.0523 16,858,852 15 281 .035409583
F1 30,617,720 0.9411 32,533,971 15 330 .023152778
F1 31,274,930 0.9534 32,803,577 14 98 .069310393
F1 32,503,900 0.8581 37,878,919 12 40 .040737411
F1 28,806,040 0.9480 30,386,118 5 7 .023955205
G1 36,157,459 0.9773 36,997,298 15 208 .064291025
G1 36,271,636 1.0315 35,163,971 15 68 .038235705
G1 36,489,655 1.1213 32,542,277 15 32 .051476176
G1 34,680,866 1.0456 33,168,388 11 16 .017761279
L1 15,608,750 0.9875 15,806,329 10 1,061 .000443760
L1 13,974,290 0.9537 14,652,710 9 140 .003767314
L1 16,494,220 0.9992 16,507,426 8 46 .000987891
L1 14,836,810 1.1486 12,917,299 3 4 .036148824
Random Totals: 826,554,086   933,975,426 256 16,204  
Catg J Exception Values: 4,508,781   4,527,335      
Catg D1 Exception Values: 30,441,480   37,698,353      
Total Test Values (4): 861,504,347   976,201,114      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 48,810,055

Confidence Interval Values (5)

Local Test Value: 861,504,347 (Outside Confidence Interval)
State Lower Limit: 927,391,059 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,025,011,169 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,590,662,212 (See ISD Summary Worksheet)

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, D3, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values
(6) Includes local value of unstudied property categories and sub-categories