taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
220/Tarrant
220-910/Lake Worth ISD

Category Summary

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

Stratum
Variance
A 65,758,235 0.8121 80,973,076 16 1,142 .038668834
A 70,042,837 0.8522 82,190,609 20 781 .042281010
A 56,720,533 0.9077 62,488,193 31 485 .009552802
A 77,916,775 1.0735 72,581,998 24 493 .042175027
B 15,509,356 0.9572 16,202,837 5 11 .002241948
F1 58,632,147 0.9055 64,751,129 9 101 .015208843
F1 67,246,559 1.0055 66,878,726 9 38 .007503138
F1 62,019,028 0.8979 69,071,197 6 14 .008332878
F1 75,379,015 0.9089 82,934,333 4 7 .000698888
G1 8,868,970 0.9560 9,277,165 8 30 .027002341
G1 8,319,380 1.0494 7,927,749 5 10 .077598103
G1 8,798,350 1.0484 8,392,169 4 8 .005078556
G1 7,622,370 1.0396 7,332,022 3 5 .017034063
L1 13,105,776 0.9904 13,232,811 9 94 .036939897
L1 16,728,391 1.0558 15,844,280 8 23 .008769323
L1 23,204,764 1.0251 22,636,586 4 8 .000301510
Random Totals: 635,872,486   682,714,880 165 3,250  
Catg D1 Exception Values: 46,159   20,998      
Catg B Exception Values: 48,095,082   52,171,266      
Catg L1 Exception Values: 9,982,108   9,737,930      
Total Test Values (4): 693,995,835   744,645,074      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 37,232,253

Confidence Interval Values (5)

Local Test Value: 693,995,835 (Outside Confidence Interval)
State Lower Limit: 707,412,821 (State Test Value minus Margin of Error Percent)
State Upper Limit: 781,877,327 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 743,355,125 (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