taxes Property Tax Assistance

2017 Confidence Interval Detail

221/Taylor
221-905/Trent ISD

Category Summary

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

Stratum
Variance
A 1,597,446 0.8693 1,837,623 12 70 .026393265
A 1,523,596 0.9870 1,543,664 9 34 .027933577
A 1,448,205 1.0456 1,385,047 8 22 .047809191
A 1,879,272 0.9831 1,911,578 7 18 .020342878
E 3,984,631 0.9458 4,212,974 14 96 .062203860
Random Totals: 10,433,150   10,890,886 50 240  
Catg J Exception Values: 17,652,378   17,048,289      
Catg D1 Exception Values: 2,437,547   2,327,154      
Total Test Values (4): 30,523,075   30,266,329      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,513,316

Confidence Interval Values (5)

State Lower Limit: 28,753,013 (State Test Value minus Margin of Error Percent)
Local Test Value: 30,523,075 (Within Confidence Interval)
State Upper Limit: 31,779,645 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 42,312,372 (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, D2, E, 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