taxes Property Tax Assistance

2018 Confidence Interval Detail

139/Lamar
139-912/Prairiland ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 17,608,770 0.8795 20,021,342 15 434 0.056564748
A 16,568,670 0.8051 20,579,642 15 255 0.032450792
A 16,427,060 0.8786 18,696,859 15 178 0.045452595
A 16,039,390 0.9303 17,241,094 15 112 0.041003456
E 122,981,776 0.7464 164,766,581 27 1739 0.049067703
Random Totals: 189,625,666 241,305,518 87 2,718
CATG D1 EXCEPTION VALUES: 13,645,425 12,914,805
CATG J EXCEPTION VALUES: 12,867,303 13,367,832
Total Test Values(2) 216,138,394 267,588,155

Margin of Error

Margin of Error Percent: 5.3786068
Margin of Error Value: 14,392,515

Confidence Interval Values(5)

Local Test Value: 216,138,394 OUTSIDE CONFIDENCE INTERVAL
State Lower Limit: 253,195,640 (State Test Value minus Margin of Error Percent)
State Upper Limit: 281,980,670 (State Test Value plus Margin of Error Percent)

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