Quick Start for:

2009 Confidence Interval Detail
113/Houston
113-901/Crockett ISD

Category Summary

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

Stratum
Variance
A 35,058,440 0.8874 39,506,919 19 982 .060695483
A 36,430,950 1.0322 35,294,468 19 614 .037420684
A 36,023,340 0.9689 37,179,626 11 362 .003359550
A 37,418,410 1.0053 37,221,138 9 189 .005590075
D3 78,063,310 0.9600 81,315,948 19 3,700 .028969032
F1 18,172,690 1.0323 17,604,078 7 176 .007929527
F1 18,585,720 0.9474 19,617,606 6 43 .005255194
F1 18,876,060 1.0311 18,306,721 5 14 .004432495
F1 14,742,230 0.9707 15,187,215 3 4 .000235295
L1 7,335,390 1.1051 6,637,761 7 188 .025135169
L1 7,955,780 0.9876 8,055,670 6 54 .000608554
L1 10,862,870 1.0182 10,668,700 5 24 .002318471
L1 9,378,480 1.0168 9,223,525 3 4 .000076858
Random Totals: 328,903,670   335,819,375 119 6,354  
Catg J Exception Values: 14,240,208   14,142,287      
Catg D1 Exception Values: 15,672,820   16,886,402      
Total Test Values (4): 358,816,698   366,848,064      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 18,342,403

Confidence Interval Values (5)

State Lower Limit: 348,505,661 (State Test Value minus Margin of Error Percent)
Local Test Value: 358,816,698 (Within Confidence Interval)
State Upper Limit: 385,190,467 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 406,381,477 (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