taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
216/Sterling
216-901/Sterling City ISD

Category Summary

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

Stratum
Variance
G1 35,131,410 1.0439 33,653,999 10 352 .012685715
G1 35,453,610 1.0435 33,975,668 10 79 .014722857
G1 34,732,720 1.0515 33,031,593 8 31 .117687287
G1 35,081,889 1.1126 31,531,448 4 8 .044159622
Random Totals: 140,399,629   132,192,708 32 470  
Catg J Exception Values: 8,518,040   8,493,391      
Catg D1 Exception Values: 9,748,230   7,391,119      
Total Test Values (4): 158,665,899   148,077,218      

Margin of Error

Margin of Error Percent: 6.2190336
Margin of Error Value: 9,208,972

Confidence Interval Values (5)

State Lower Limit: 138,868,246 (State Test Value minus Margin of Error Percent)
State Upper Limit: 157,286,190 (State Test Value plus Margin of Error Percent)
Local Test Value: 158,665,899 (Outside Confidence Interval)
Value Assigned (6): 475,581,314 (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