taxes Property Tax

School and Appraisal Districts Property Value Study 2012 Report

2012 Confidence Interval Detail
054/Crosby
054-902/Lorenzo ISD

Category Summary

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

Stratum
Variance
A 4,839,369 0.8677 5,577,238 7 162 .039814034
A 5,850,441 1.0043 5,825,392 11 114 .011010798
A 5,855,806 1.0339 5,663,803 9 70 .004079694
A 5,205,378 0.9477 5,492,643 8 37 .002875713
G1 61,292,353 1.0082 60,793,843 10 25 .008793994
Random Totals: 83,043,347   83,352,919 45 408  
Catg D1 Exception Values: 25,378,560   31,618,953      
Catg G1 Exception Values: 37,642,795   38,930,439      
Total Test Values (4): 146,064,702   153,902,311      

Margin of Error

Margin of Error Percent: 5.0000003
Margin of Error Value: 7,695,116

Confidence Interval Values (5)

Local Test Value: 146,064,702 (Outside Confidence Interval)
State Lower Limit: 146,207,195 (State Test Value minus Margin of Error Percent)
State Upper Limit: 161,597,427 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 165,758,289 (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