taxes Property Tax

School and Appraisal Districts Property Value Study 2014 Report

2014 Confidence Interval Detail
030/Callahan
030-902/Clyde ISD

Category Summary

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

Stratum
Variance
A 27,206,210 1.0576 25,724,480 15 643 .024678627
A 28,813,470 1.0091 28,553,632 16 351 .004553723
A 29,542,410 0.9995 29,557,189 18 254 .001040940
A 32,894,270 0.9728 33,814,011 18 189 .001285177
E 66,673,770 0.9976 66,834,172 27 1,138 .003605326
F1 3,659,850 0.9543 3,835,115 11 71 .002392507
F1 3,870,710 0.9099 4,253,995 8 23 .017233128
F1 4,897,130 0.9619 5,091,101 6 13 .000305688
L1 3,283,980 0.9938 3,304,468 9 94 .001673525
L1 3,881,160 1.0089 3,846,922 6 22 .000214222
L1 5,006,080 0.9983 5,014,605 3 7 .001146888
Random Totals: 209,729,040   209,829,690 137 2,805  
Catg J Exception Values: 3,617,780   4,039,467      
Catg D1 Exception Values: 6,454,320   5,594,683      
Catg F1 Exception Values: 3,025,380   3,118,625      
Catg L1 Exception Values: 3,133,772   3,160,805      
Total Test Values (4): 225,960,292   225,743,270      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 11,287,163

Confidence Interval Values (5)

State Lower Limit: 214,456,107 (State Test Value minus Margin of Error Percent)
Local Test Value: 225,960,292 (Within Confidence Interval)
State Upper Limit: 237,030,433 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 209,622,216 (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