taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
186/Pecos
186-903/Iraan-Sheffield ISD

Category Summary

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

Stratum
Variance
No random test values
Random Totals: 0   0 0 0  
Catg D1 Exception Values: 3,774,710   5,276,050      
Catg G1 Exception Values: 965,746,778   946,022,493      
Total Test Values (4): 969,521,488   951,298,543      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 47,564,927

Confidence Interval Values (5)

State Lower Limit: 903,733,616 (State Test Value minus Margin of Error Percent)
Local Test Value: 969,521,488 (Within Confidence Interval)
State Upper Limit: 998,863,470 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 1,188,066,758 (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