taxes Property Tax Assistance

2017 Confidence Interval Detail

184/Parker
184-903/Weatherford ISD

Category Summary

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

Stratum
Variance
A 455,380,552 0.8705 523,125,275 91 4,627 .047540045
A 504,790,123 0.9458 533,717,618 77 3,090 .008487751
A 681,988,320 0.9551 714,049,126 66 3,081 .013065874
A 907,851,363 0.9794 926,946,460 70 2,686 .010556850
E 469,385,692 0.9545 491,760,809 10 2,778 .085455793
F1 174,658,207 0.8864 197,042,201 13 429 .024506229
F1 204,017,973 0.7550 270,222,481 11 187 .166109988
F1 201,320,973 0.8945 225,065,369 10 79 .046939819
F1 235,893,990 0.9468 249,148,701 6 26 .005593008
Random Totals: 3,835,287,193   4,131,078,040 354 16,983  
Catg D1 Exception Values: 10,182,282   7,035,749      
Total Test Values (4): 3,845,469,475   4,138,113,789      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 206,905,689

Confidence Interval Values (5)

Local Test Value: 3,845,469,475 (Outside Confidence Interval)
State Lower Limit: 3,931,208,100 (State Test Value minus Margin of Error Percent)
State Upper Limit: 4,345,019,478 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 4,120,576,776 (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, D2, E, 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