Holiday Hours
Quick Start for:

2009 Confidence Interval Detail
210/Shelby
210-902/Joaquin ISD

Category Summary

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

Stratum
Variance
A 9,346,610 1.0042 9,307,518 7 324 .120487147
A 8,877,410 0.9270 9,576,494 7 172 .004664789
A 9,187,690 0.9183 10,005,107 7 117 .006659203
A 10,931,190 0.9777 11,180,515 8 70 .005709236
D3 33,883,619 0.9758 34,723,938 22 2,126 .011630711
G1 31,904,253 0.9593 33,257,847 10 68 .037111066
G1 31,952,178 0.9335 34,228,364 8 35 .009731366
G1 32,358,488 0.9496 34,075,914 6 21 .022344892
G1 30,032,651 0.9763 30,761,703 5 11 .025966580
L1 4,092,600 1.0839 3,775,810 5 23 .018332099
Random Totals: 202,566,689   210,893,210 85 2,967  
Catg J Exception Values: 3,922,342   4,024,169      
Catg D1 Exception Values: 6,787,256   7,102,526      
Total Test Values (4): 213,276,287   222,019,905      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 11,100,995

Confidence Interval Values (5)

State Lower Limit: 210,918,910 (State Test Value minus Margin of Error Percent)
Local Test Value: 213,276,287 (Within Confidence Interval)
State Upper Limit: 233,120,900 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 252,066,595 (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

Required Plug-ins