taxes Property Tax Assistance

2018 Confidence Interval Detail

249/Wise
249-902/Boyd ISD

Category Summary

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

Stratum
Variance
A 37,134,767 0.9365 39,652,714 10 440 .046546459
A 51,236,175 0.8357 61,309,292 13 371 .024413709
A 57,106,607 1.0420 54,804,805 15 281 .028463027
A 71,174,466 1.0171 69,977,845 15 204 .006837056
E 153,000,168 1.0028 152,572,964 18 1,047 .027260668
F1 9,727,220 0.9968 9,758,447 11 80 .003706519
F1 10,802,360 0.9442 11,440,754 8 40 .006900510
F1 9,813,230 0.9810 10,003,293 7 21 .001527978
F1 14,370,980 1.0021 14,340,864 5 16 .000879588
G1 55,082,570 1.0194 54,034,304 10 235 .001273893
G1 54,985,215 1.0128 54,290,299 9 69 .002143417
G1 55,086,591 1.0171 54,160,447 8 38 .003251929
G1 53,466,900 1.0166 52,593,842 7 22 .000714181
Random Totals: 632,987,249   638,939,870 136 2,864  
Catg J Exception Values: 19,626,576   22,925,685      
Catg D1 Exception Values: 2,140,840   2,144,668      
Total Test Values (4): 654,754,665   664,010,223      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 33,200,511

Confidence Interval Values (5)

State Lower Limit: 630,809,712 (State Test Value minus Margin of Error Percent)
Local Test Value: 654,754,665 (Within Confidence Interval)
State Upper Limit: 697,210,734 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 690,444,167 (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