taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
014/Bell
014-907/Rogers ISD

Category Summary

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

Stratum
Variance
A 12,058,162 0.8063 14,954,932 9 293 .071499527
A 11,583,290 1.1817 9,802,226 7 120 .024383285
A 13,443,464 1.0154 13,239,575 9 94 .015092439
A 13,676,419 1.2397 11,032,039 8 60 .005010722
E 86,704,932 0.9839 88,123,724 15 930 .019887522
Random Totals: 137,466,267   137,152,496 48 1,497  
Catg J Exception Values: 770,747   1,000,731      
Catg D1 Exception Values: 16,493,067   25,641,537      
Total Test Values (4): 154,730,081   163,794,764      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 8,189,738

Confidence Interval Values (5)

Local Test Value: 154,730,081 (Outside Confidence Interval)
State Lower Limit: 155,605,026 (State Test Value minus Margin of Error Percent)
State Upper Limit: 171,984,502 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 152,853,691 (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