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2008 Confidence Interval Detail
178/Nueces
178-904/Corpus Christi ISD

Category Summary

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

Stratum
Variance
A 1,376,843,139 0.9363 1,470,514,941 63 19,055 .045912227
A 1,465,224,016 0.9464 1,548,207,963 65 12,865 .010140975
A 1,804,068,184 0.9893 1,823,580,495 64 11,774 .012303502
A 1,826,243,911 0.9807 1,862,184,063 63 6,380 .010977449
B 123,893,750 0.8844 140,087,913 24 569 .058669944
B 122,824,823 0.7858 156,305,450 6 38 .015553091
B 117,971,148 0.9211 128,076,374 5 21 .006071952
B 141,959,084 1.0067 141,014,288 4 11 .001166011
F1 439,886,862 1.0120 434,670,812 7 1,970 .002659876
F1 450,791,639 0.9666 466,368,342 7 457 .046826090
F1 466,518,795 0.9720 479,957,608 7 157 .089445262
F1 430,369,031 0.9794 439,421,106 6 43 .024447326
L1 202,997,590 1.2191 166,514,306 8 2,209 .027094374
L1 211,548,613 0.9433 224,264,405 8 397 .028946261
L1 215,862,829 1.0238 210,844,725 7 118 .004734518
L1 192,485,270 0.9970 193,064,463 7 30 .002086911
Random Totals: 9,589,488,684   9,885,077,254 351 56,094  
Catg D1 Exception Values: 1,140,531   1,281,359      
Total Test Values (4): 9,590,629,215   9,886,358,613      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 494,317,931

Confidence Interval Values (5)

State Lower Limit: 9,392,040,682 (State Test Value minus Margin of Error Percent)
Local Test Value: 9,590,629,215 (Within Confidence Interval)
State Upper Limit: 10,380,676,544 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 10,569,581,376 (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

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