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Nolan County
2020 Confidence Interval Detail
Nolan County
221-905/Trent ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| E | 4,653,280 | 0.9744 | 4,775,534 | 19 | 69 | 0.036407302 |
| G1 | 2,875,060 | 0.9964 | 2,885,448 | 20 | 47 | 0.000216171 |
| Random Totals: | 7,528,340 | 7,660,982 | 39 | 116 | ||
| CATG D1 EXCEPTION VALUES: | 2,592,585 | 2,333,354 | ||||
| CATG J EXCEPTION VALUES: | 18,949,980 | 20,896,136 | ||||
| Total Test Values | 29,070,905 | 30,890,472 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,544,524 |
Confidence Interval Values(5)
| Local Test Value: | 29,070,905 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 29,345,948 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 32,434,996 | (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