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2006 Confidence Interval Detail
113/Houston
113-903/Lovelady ISD

Category Summary

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

Stratum
Variance
A 4,800,988 1.0192 4,710,546 11 174 .015304534
A 4,798,418 0.9805 4,893,848 8 99 .035850075
A 4,839,830 0.9359 5,171,311 12 68 .029176805
A 4,728,119 1.0269 4,604,264 11 41 .037534931
D3 48,327,650 0.9520 50,764,338 35 3,747 .150984997
G1 14,264,360 1.1103 12,847,303 5 15 .005415937
G1 13,255,040 1.1044 12,002,028 3 5 .020118702
G1 12,191,420 1.0816 11,271,653 2 3 .004432720
Random Totals: 107,205,825   106,265,291 87 4,152  
Catg J Exception Values: 7,511,690   7,496,227      
Catg D1 Exception Values: 21,991,850   22,727,042      
Catg G1 Exception Values: 26,024,202   24,138,757      
Total Test Values (4): 162,733,567   160,627,317      

Margin of Error

Margin of Error Percent: 5.0000001
Margin of Error Value: 8,031,366

Confidence Interval Values (5)

State Lower Limit: 152,595,951 (State Test Value minus Margin of Error Percent)
Local Test Value: 162,733,567 (Within Confidence Interval)
State Upper Limit: 168,658,683 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 175,095,429 (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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