taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
109/Hill
109-913/Blum ISD

Category Summary

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

Stratum
Variance
A 3,727,920 0.9247 4,031,491 9 116 .037110716
A 4,137,840 0.8961 4,617,610 9 76 .038257151
A 3,965,270 0.9488 4,179,247 8 50 .017647439
A 4,004,800 1.0312 3,883,631 7 28 .007531884
E 38,232,350 1.0494 36,432,581 19 572 .060792579
G1 3,159,348 0.7379 4,281,540 12 21 .435554482
G1 3,491,230 1.1685 2,987,788 8 10 .064099197
G1 3,122,590 1.0580 2,951,408 5 6 .017843512
Random Totals: 63,841,348   63,365,296 77 879  
Catg J Exception Values: 16,210,178   16,332,476      
Catg D1 Exception Values: 4,826,861   4,354,071      
Catg G1 Exception Values: 2,705,966   2,587,184      
Total Test Values (4): 87,584,353   86,639,027      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 4,331,951

Confidence Interval Values (5)

State Lower Limit: 82,307,076 (State Test Value minus Margin of Error Percent)
Local Test Value: 87,584,353 (Within Confidence Interval)
State Upper Limit: 90,970,978 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 111,334,299 (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