taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
043/Collin
043-902/Anna ISD

Category Summary

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

Stratum
Variance
A 45,312,048 0.9187 49,321,920 30 512 .022109490
A 84,244,462 0.9439 89,251,469 48 727 .006515433
A 169,330,111 0.9618 176,055,428 51 1,245 .007732094
A 184,931,071 0.9723 190,199,600 51 1,018 .006733946
E 86,514,495 1.0262 84,305,686 15 621 .004762289
F1 10,372,909 0.9240 11,226,092 7 28 .006184319
F1 9,692,866 0.9906 9,784,844 4 9 .000912443
F1 12,827,712 0.9791 13,101,534 3 6 .000347829
Random Totals: 603,225,674   623,246,573 209 4,166  
Catg D1 Exception Values: 4,108,152   3,376,000      
Catg F1 Exception Values: 10,882,243   11,465,231      
Total Test Values (4): 618,216,069   638,087,804      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 31,904,390

Confidence Interval Values (5)

State Lower Limit: 606,183,414 (State Test Value minus Margin of Error Percent)
Local Test Value: 618,216,069 (Within Confidence Interval)
State Upper Limit: 669,992,194 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 649,914,722 (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