taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
237/Waller
237-902/Hempstead ISD

Category Summary

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

Stratum
Variance
A 35,600,156 0.8764 40,620,899 9 770 .020606692
A 38,180,768 0.9856 38,738,604 15 425 .082466776
A 42,828,428 1.0338 41,428,156 7 315 .032649136
A 41,138,295 0.9933 41,415,781 8 178 .044710908
E 170,289,966 0.9425 180,679,009 29 1,268 .061389938
F1 15,146,070 0.8904 17,010,411 9 134 .018763852
F1 14,796,060 0.9071 16,311,388 8 50 .027229757
F1 15,425,664 0.8925 17,283,657 7 23 .009139721
F1 16,287,510 0.9211 17,682,673 4 7 .017440546
L1 5,854,120 0.9915 5,904,307 9 145 .001170606
L1 5,187,490 0.9763 5,313,418 8 21 .002922500
L1 4,465,190 1.0199 4,378,066 4 5 .005077405
Random Totals: 405,199,717   426,766,369 117 3,341  
Catg D1 Exception Values: 11,322,159   9,203,083      
Catg L1 Exception Values: 15,467,650   15,550,040      
Total Test Values (4): 431,989,526   451,519,492      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 22,575,974

Confidence Interval Values (5)

State Lower Limit: 428,943,518 (State Test Value minus Margin of Error Percent)
Local Test Value: 431,989,526 (Within Confidence Interval)
State Upper Limit: 474,095,466 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 461,375,319 (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