taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
018/Bosque
018-906/Iredell ISD

Category Summary

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

Stratum
Variance
A 1,810,387 0.7944 2,278,936 10 59 .069138094
A 1,958,755 0.9170 2,136,047 10 39 .013440868
A 2,652,136 0.9645 2,749,752 10 34 .018971046
A 2,999,230 0.9554 3,139,240 7 20 .026247057
E 39,881,743 1.0122 39,401,050 20 456 .047619871
Random Totals: 49,302,251   49,705,025 57 608  
Catg J Exception Values: 632,040   525,779      
Catg D1 Exception Values: 6,258,905   6,836,706      
Total Test Values (4): 56,193,196   57,067,510      

Margin of Error

Margin of Error Percent: 6.6682198
Margin of Error Value: 3,805,387

Confidence Interval Values (5)

State Lower Limit: 53,262,123 (State Test Value minus Margin of Error Percent)
Local Test Value: 56,193,196 (Within Confidence Interval)
State Upper Limit: 60,872,897 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 94,043,499 (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