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2011 Confidence Interval Detail
042/Coleman
042-903/Santa Anna ISD

Category Summary

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

Stratum
Variance
A 2,272,810 0.9194 2,472,058 13 182 .078168367
A 2,389,470 0.9080 2,631,575 12 112 .037508751
A 2,397,230 0.9649 2,484,434 12 69 .007910118
A 2,419,610 0.9147 2,645,250 14 40 .030695577
D3 21,811,460 1.0370 21,033,230 25 1,925 .086137268
G1 1,183,410 1.0718 1,104,133 8 50 .273136074
G1 1,248,770 1.0115 1,234,572 5 11 .023708053
G1 1,217,800 0.9575 1,271,854 3 5 .012746573
Random Totals: 34,940,560   34,877,106 92 2,394  
Catg J Exception Values: 2,290,800   2,318,946      
Catg D1 Exception Values: 9,998,750   10,201,140      
Catg G1 Exception Values: 925,050   905,857      
Total Test Values (4): 48,155,160   48,303,049      

Margin of Error

Margin of Error Percent: 5.2188672
Margin of Error Value: 2,520,872

Confidence Interval Values (5)

State Lower Limit: 45,782,177 (State Test Value minus Margin of Error Percent)
Local Test Value: 48,155,160 (Within Confidence Interval)
State Upper Limit: 50,823,921 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 62,911,654 (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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