taxes School and Appraisal Districts Property Value Study 2011 Report

School and Appraisal Districts Property Value Study 2011 Report

2011 Confidence Interval Detail
180/Oldham
180-903/Adrian ISD

Category Summary

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

Stratum
Variance
A 872,880 1.0091 865,008 10 32 .005810503
A 875,050 0.9624 909,237 6 14 .004023424
A 1,072,760 1.0047 1,067,742 7 10 .000608269
A 715,980 0.9394 762,167 2 3 .000292743
D3 3,259,950 0.9662 3,373,991 22 699 .002006529
Random Totals: 6,796,620   6,978,145 47 758  
Catg J Exception Values: 242,310   224,012      
Catg D1 Exception Values: 12,343,340   14,487,589      
Total Test Values (4): 19,382,270   21,689,746      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,084,487

Confidence Interval Values (5)

Local Test Value: 19,382,270 (Outside Confidence Interval)
State Lower Limit: 20,605,259 (State Test Value minus Margin of Error Percent)
State Upper Limit: 22,774,233 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 24,070,118 (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