taxes Property Tax

School and Appraisal Districts Property Value Study 2013 Report

2013 Confidence Interval Detail
101/Harris
237-904/Waller ISD

Category Summary

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

Stratum
Variance
A 89,432,761 0.9859 90,711,797 19 1,344 .014777535
A 106,609,040 0.9984 106,779,888 22 765 .005039694
A 92,123,309 0.9015 102,188,917 11 404 .024960958
A 104,074,045 0.9422 110,458,549 9 250 .012374117
C1 10,712,193 0.9796 10,935,273 10 412 .013137388
C1 10,713,224 1.0700 10,012,359 11 221 .041214292
C1 15,253,216 0.9370 16,278,779 9 112 .011232136
C1 13,792,675 1.0278 13,419,610 5 16 .007666489
E 49,060,677 0.9747 50,334,131 15 253 .009289173
F1 18,068,998 1.0046 17,986,261 8 45 .008643449
F1 22,297,355 1.0603 21,029,289 7 24 .003341485
F1 18,625,455 1.1232 16,582,492 5 11 .016195354
F1 22,948,185 0.9656 23,765,726 3 6 .003030849
Random Totals: 573,711,133   590,483,071 134 3,863  
Catg J Exception Values: 18,975,420   17,477,658      
Catg D1 Exception Values: 6,131,252   5,690,017      
Catg F1 Exception Values: 87,378,542   84,463,681      
Total Test Values (4): 686,196,347   698,114,427      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 34,905,721

Confidence Interval Values (5)

State Lower Limit: 663,208,706 (State Test Value minus Margin of Error Percent)
Local Test Value: 686,196,347 (Within Confidence Interval)
State Upper Limit: 733,020,148 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 779,794,264 (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