taxes Property Tax

School and Appraisal Districts Property Value Study 2013 Report

2013 Confidence Interval Detail
038/Childress
038-901/Childress ISD

Category Summary

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

Stratum
Variance
A 20,633,270 1.1525 17,903,054 11 787 .060581355
A 22,889,368 0.9185 24,920,379 13 472 .076467463
A 22,007,489 1.0163 21,654,520 12 276 .009656468
A 22,920,880 0.9880 23,199,271 9 150 .006415721
E 24,453,666 0.9688 25,241,191 15 416 .000029868
F1 9,004,904 0.9176 9,813,540 9 130 .007952441
F1 9,546,999 0.9162 10,420,213 7 31 .010830411
F1 10,614,644 0.8359 12,698,462 4 10 .009143855
L1 5,132,031 1.0207 5,027,952 9 102 .000618029
L1 4,408,693 1.0006 4,406,049 7 17 .000237406
L1 3,055,492 0.9828 3,108,966 3 4 .000972423
Random Totals: 154,667,436   158,393,597 99 2,395  
Catg J Exception Values: 6,834,131   7,299,058      
Catg D1 Exception Values: 26,031,899   25,933,079      
Catg F1 Exception Values: 9,465,894   9,144,112      
Catg L1 Exception Values: 4,037,523   3,948,741      
Total Test Values (4): 201,036,883   204,718,587      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 10,235,929

Confidence Interval Values (5)

State Lower Limit: 194,482,658 (State Test Value minus Margin of Error Percent)
Local Test Value: 201,036,883 (Within Confidence Interval)
State Upper Limit: 214,954,516 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 271,043,334 (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