taxes Property Tax

School and Appraisal Districts Property Value Study 2015 Report

2015 Confidence Interval Detail
219/Swisher
219-901/Happy ISD

Category Summary

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

Stratum
Variance
A 2,114,440 0.8601 2,458,365 9 87 .023225182
A 2,152,990 1.0292 2,091,906 7 44 .023669665
A 2,313,590 1.0120 2,286,156 7 30 .002114120
A 1,503,510 0.9487 1,584,811 7 14 .015827258
E 4,738,822 0.8869 5,343,130 13 119 .030690107
Random Totals: 12,823,352   13,764,368 43 294  
Catg J Exception Values: 2,976,749   2,970,429      
Catg D1 Exception Values: 11,029,235   9,627,008      
Total Test Values (4): 26,829,336   26,361,805      

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 1,318,090

Confidence Interval Values (5)

State Lower Limit: 25,043,715 (State Test Value minus Margin of Error Percent)
Local Test Value: 26,829,336 (Within Confidence Interval)
State Upper Limit: 27,679,895 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 44,369,467 (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