taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
220/Tarrant
220-912/Crowley ISD

Category Summary

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

Stratum
Variance
A 739,976,108 0.8525 868,007,165 73 7,806 .015157104
A 871,020,179 0.9439 922,788,621 75 6,604 .008738393
A 814,519,956 0.9134 891,745,080 74 4,571 .016008265
A 806,712,784 0.9576 842,431,896 75 2,279 .019163157
B 95,044,466 0.9077 104,709,118 9 236 .034231723
B 145,819,906 1.1434 127,531,840 5 12 .008608060
B 163,693,798 0.9368 174,737,188 4 9 .005755553
B 134,628,705 1.1028 122,078,985 3 5 .001149078
F1 217,251,019 0.8842 245,703,482 11 215 .020547765
F1 224,052,901 0.9333 240,065,253 9 69 .022689699
F1 215,753,116 0.9007 239,539,376 7 27 .008628341
F1 192,157,950 0.9571 200,771,027 3 9 .000591317
L1 38,262,301 0.9592 39,889,805 10 282 .017343683
L1 49,488,220 0.9932 49,827,044 9 78 .000536868
L1 43,701,080 0.9491 46,044,758 8 21 .009752465
L1 58,273,344 1.0372 56,183,324 5 8 .013111451
Random Totals: 4,810,355,833   5,172,053,962 380 22,231  
Catg D1 Exception Values: 1,159,303   553,505      
Total Test Values (4): 4,811,515,136   5,172,607,467      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 258,630,373

Confidence Interval Values (5)

Local Test Value: 4,811,515,136 (Outside Confidence Interval)
State Lower Limit: 4,913,977,094 (State Test Value minus Margin of Error Percent)
State Upper Limit: 5,431,237,840 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 4,994,167,946 (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