taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
107/Henderson
107-910/La Poynor ISD

Category Summary

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

Stratum
Variance
A 10,288,630 0.8234 12,495,300 9 185 .118425686
A 9,899,900 0.8942 11,071,237 9 93 .011852858
A 10,625,030 0.9149 11,613,324 8 58 .006232731
A 12,509,300 0.9561 13,083,673 8 35 .005004644
E 70,629,310 0.8744 80,774,600 14 622 .280872245
Random Totals: 113,952,170   129,038,134 48 993  
Catg J Exception Values: 21,229,029   23,357,413      
Catg D1 Exception Values: 6,590,360   6,238,632      
Catg G1 Exception Values: 36,830,928   37,089,743      
Total Test Values (4): 178,602,487   195,723,922      

Margin of Error

Margin of Error Percent: 11.7478327
Margin of Error Value: 22,993,319

Confidence Interval Values (5)

State Lower Limit: 172,730,603 (State Test Value minus Margin of Error Percent)
Local Test Value: 178,602,487 (Within Confidence Interval)
State Upper Limit: 218,717,241 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 188,360,250 (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