taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
227/Travis
227-907/Manor ISD

Category Summary

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

Stratum
Variance
A 227,375,595 0.9481 239,822,376 33 2,437 .011279267
A 315,149,340 0.9535 330,518,448 55 2,420 .014411935
A 384,478,630 0.9427 407,848,340 75 2,419 .008581610
A 454,941,212 0.9469 480,453,281 65 2,228 .031284810
B 29,179,453 0.9364 31,161,312 5 15 .003982465
F1 120,553,149 0.9818 122,787,889 9 151 .061067760
F1 105,983,751 0.8469 125,143,170 8 47 .008117363
F1 149,908,393 0.9439 158,818,088 8 35 .038718727
F1 149,229,874 0.9891 150,874,405 6 14 .008312611
L1 88,180,873 0.9734 90,590,582 10 286 .062422736
L1 103,292,084 0.9930 104,020,226 9 74 .023675078
L1 66,301,251 0.9740 68,071,100 6 10 .006754480
L1 102,417,914 1.0070 101,705,972 3 6 .000000628
Random Totals: 2,296,991,519   2,411,815,189 292 10,142  
Catg D1 Exception Values: 4,194,051   3,957,773      
Catg B Exception Values: 114,380,753   119,381,853      
Total Test Values (4): 2,415,566,323   2,535,154,815      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 126,757,741

Confidence Interval Values (5)

State Lower Limit: 2,408,397,074 (State Test Value minus Margin of Error Percent)
Local Test Value: 2,415,566,323 (Within Confidence Interval)
State Upper Limit: 2,661,912,556 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 3,789,583,252 (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