taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
025/Brown
025-905/May ISD

Category Summary

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

Stratum
Variance
A 18,341,400 0.9409 19,493,464 12 580 .106644653
A 19,647,520 0.9368 20,973,015 10 216 .010230004
A 18,351,280 0.9789 18,746,838 10 64 .015732025
A 21,430,320 0.9651 22,205,284 7 30 .000433608
C1 2,254,838 0.7118 3,167,797 9 1,065 .597915912
C1 2,233,210 0.9094 2,455,696 18 410 .041698032
E 49,727,681 0.9189 54,116,532 15 673 .037457144
Random Totals: 131,986,249   141,158,626 81 3,038  
Catg J Exception Values: 2,258,700   2,001,679      
Catg D1 Exception Values: 9,178,579   9,264,881      
Catg C1 Exception Values: 483,970   497,955      
Total Test Values (4): 143,907,498   152,923,141      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 7,646,157

Confidence Interval Values (5)

Local Test Value: 143,907,498 (Outside Confidence Interval)
State Lower Limit: 145,276,984 (State Test Value minus Margin of Error Percent)
State Upper Limit: 160,569,298 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 152,723,388 (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