taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 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 278,339,850 0.8805 316,115,673 33 5,015 .046840495
A 280,486,750 0.9046 310,067,157 63 2,701 .021581749
A 301,317,640 0.9258 325,467,315 76 1,954 .014050804
A 291,324,502 0.9471 307,596,349 49 1,170 .038846703
F1 77,063,227 0.9184 83,910,308 9 497 .015146498
F1 86,621,390 1.0059 86,113,321 10 157 .010194041
F1 70,943,150 1.0075 70,415,037 9 46 .003846898
F1 86,930,460 0.9938 87,472,791 5 9 .000776459
L1 40,325,450 0.9721 41,482,821 10 393 .000571335
L1 55,692,650 0.9899 56,260,885 8 58 .002638425
L1 36,245,050 0.9921 36,533,666 4 6 .001528010
Random Totals: 1,605,290,119   1,721,435,323 276 12,006  
Catg D1 Exception Values: 9,925,664   7,881,384      
Catg L1 Exception Values: 32,970,740   32,970,742      
Total Test Values (4): 1,648,186,523   1,762,287,449      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 88,114,372

Confidence Interval Values (5)

Local Test Value: 1,648,186,523 (Outside Confidence Interval)
State Lower Limit: 1,674,173,077 (State Test Value minus Margin of Error Percent)
State Upper Limit: 1,850,401,821 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,773,339,789 (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