taxes Property Tax

School and Appraisal Districts Property Value Study 2013 Report

2013 Confidence Interval Detail
233/Val Verde
233-901/San Felipe-Del Rio CISD

Category Summary

(1)
Category
(1)
Local
Value
(1)
Stratum
Ratio
(1)
State
Value
(2)
Sample
Size
(3)
Total
Parcels

Stratum
Variance
A 291,840,315 0.7609 383,546,215 10 5,437 .054847333
A 254,541,290 0.9640 264,046,981 22 2,479 .011738288
A 261,770,915 0.9724 269,200,859 34 1,766 .006633191
A 318,309,845 0.9713 327,715,273 23 1,316 .013003949
F1 63,937,970 0.9098 70,276,951 11 473 .020964034
F1 73,390,350 0.9477 77,440,487 9 158 .006037029
F1 78,182,519 0.9561 81,772,324 8 53 .001600013
F1 68,472,090 0.9106 75,194,476 4 7 .022624340
L1 27,153,070 0.9893 27,446,750 10 360 .001399775
L1 30,610,520 0.9969 30,705,708 9 86 .001569465
L1 33,092,050 0.9944 33,278,409 7 23 .002290790
L1 68,894,870 0.9992 68,950,030 3 7 .000003318
Random Totals: 1,570,195,804   1,709,574,463 150 12,165  
Catg D1 Exception Values: 8,277,356   6,873,248      
Total Test Values (4): 1,578,473,160   1,716,447,711      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 85,822,386

Confidence Interval Values (5)

Local Test Value: 1,578,473,160 (Outside Confidence Interval)
State Lower Limit: 1,630,625,325 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,802,270,097 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,611,789,559 (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