taxes Property Tax Assistance

2017 Confidence Interval Detail

139/Lamar
139-905/Chisum ISD

Category Summary

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

Stratum
Variance
A 11,551,360 0.9133 12,647,936 15 266 .017437801
A 11,768,010 1.0041 11,719,958 15 156 .024367558
A 11,550,050 0.9486 12,175,891 15 116 .026465069
A 11,288,700 0.9440 11,958,369 15 73 .020203288
E 77,193,968 0.9419 81,955,588 18 1,220 .082600338
L1 4,735,840 1.0010 4,731,109 8 45 .002164591
L1 1,747,120 1.0280 1,699,533 4 4 .004796738
L1 4,798,690 0.9744 4,924,764 3 6 .015924425
Random Totals: 134,633,738   141,813,148 93 1,886  
Catg J Exception Values: 1,222,668   1,079,508      
Catg D1 Exception Values: 13,341,581   15,111,557      
Catg L1 Exception Values: 2,805,440   2,723,148      
Total Test Values (4): 152,003,427   160,727,361      

Margin of Error

Margin of Error Percent: 6.8981018
Margin of Error Value: 11,087,137

Confidence Interval Values (5)

State Lower Limit: 149,640,224 (State Test Value minus Margin of Error Percent)
Local Test Value: 152,003,427 (Within Confidence Interval)
State Upper Limit: 171,814,498 (State Test Value plus Margin of Error Percent)
Value Assigned (6): 950,168,332 (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