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Irion County
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