taxes Property Tax Assistance

2017 Confidence Interval Detail

016/Blanco
016-902/Blanco ISD

Category Summary

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

Stratum
Variance
A 23,980,850 1.0206 23,496,816 9 254 .052488574
A 26,651,150 1.0125 26,322,123 9 173 .014546271
A 29,005,920 1.0852 26,728,640 8 118 .011986849
A 36,835,230 1.1565 31,850,610 8 85 .036584516
C1 18,458,692 0.6651 27,753,258 9 676 .031725083
C1 17,781,370 0.9111 19,516,376 10 487 .020719571
C1 18,556,310 1.0356 17,918,414 12 364 .032880094
C1 17,165,190 0.9421 18,220,136 12 207 .020426703
E 445,906,461 0.9673 460,980,524 34 2,477 .014203499
F1 13,027,508 0.9826 13,258,201 10 83 .002159520
F1 10,742,940 0.8637 12,438,277 9 36 .102893170
F1 14,164,700 1.0106 14,016,129 7 26 .000735396
F1 13,356,890 0.9872 13,530,075 4 7 .000942994
Random Totals: 685,633,211   706,029,579 141 4,993  
Catg D1 Exception Values: 8,816,626   9,608,471      
Total Test Values (4): 694,449,837   715,638,050      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 35,781,902

Confidence Interval Values (5)

State Lower Limit: 679,856,148 (State Test Value minus Margin of Error Percent)
Local Test Value: 694,449,837 (Within Confidence Interval)
State Upper Limit: 751,419,952 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 668,428,504 (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