taxes Property Tax Assistance

2020 Confidence Interval Detail

Irion County
118-902/Irion County ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
G1 225,679,759 0.9985 226,018,787 10 120 0.000096713
G1 220,958,116 0.9984 221,312,216 8 25 0.000027106
G1 220,570,940 0.9994 220,703,362 6 13 0.000005966
G1 218,857,867 0.9940 220,178,941 5 7 0.000083567
Random Totals: 886,066,682 888,213,306 29 165
CATG D1 EXCEPTION VALUES: 17,432,773 17,662,980
CATG J EXCEPTION VALUES: 1,085,860 1,125,784
Total Test Values 904,585,315 907,002,070

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 45,350,104

Confidence Interval Values(5)

Local Test Value: 904,585,315 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 861,651,966 (State Test Value minus Margin of Error Percent)
State Upper Limit: 952,352,174 (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