taxes Property Tax

School and Appraisal Districts Property Value Study 2012 Report

2012 Confidence Interval Detail
043/Collin
043-911/Princeton ISD

Category Summary

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

Stratum
Variance
A 95,081,073 0.9957 95,491,687 10 1,594 .012450166
A 101,316,847 0.9577 105,791,842 10 984 .009154833
A 84,254,019 1.0395 81,052,447 10 629 .009884173
A 85,481,318 1.0050 85,056,038 10 456 .002919220
D3 58,942,337 0.9641 61,137,161 15 1,326 .049285303
F1 7,986,994 0.9801 8,149,162 9 29 .007746978
F1 6,996,158 0.9082 7,703,323 7 11 .011513999
F1 8,121,616 0.8537 9,513,431 6 8 .115762624
Random Totals: 448,180,362   453,895,091 77 5,037  
Catg D1 Exception Values: 2,578,159   2,239,914      
Catg F1 Exception Values: 5,537,621   7,360,967      
Total Test Values (4): 456,296,142   463,495,972      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 23,174,799

Confidence Interval Values (5)

State Lower Limit: 440,321,173 (State Test Value minus Margin of Error Percent)
Local Test Value: 456,296,142 (Within Confidence Interval)
State Upper Limit: 486,670,771 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 495,690,064 (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