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Terrell County
2021 Confidence Interval Detail
Terrell County
222-901/Terrell County ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 5,249,018 | 0.7802 | 6,727,785 | 10 | 203 | 0.045615745 |
| A | 4,731,835 | 0.9765 | 4,845,709 | 9 | 87 | 0.017096229 |
| A | 6,690,600 | 0.9355 | 7,151,897 | 9 | 82 | 0.015400750 |
| A | 6,377,873 | 0.8678 | 7,349,473 | 9 | 47 | 0.040901250 |
| E | 9,849,830 | 0.6356 | 15,496,901 | 10 | 673 | 0.059425913 |
| G1 | 5,923,783 | 1.0060 | 5,888,452 | 10 | 335 | 0.000540391 |
| G1 | 6,018,277 | 0.9914 | 6,070,483 | 9 | 49 | 0.000295866 |
| G1 | 6,337,681 | 0.9919 | 6,389,435 | 7 | 17 | 0.000961003 |
| G1 | 5,326,843 | 0.9783 | 5,444,999 | 4 | 5 | 0.000456487 |
| Random Totals: | 56,505,740 | 65,365,134 | 77 | 1,498 | ||
| CATG D1 EXCEPTION VALUES: | 15,686,775 | 17,163,765 | ||||
| CATG J EXCEPTION VALUES: | 63,041,760 | 64,840,738 | ||||
| Total Test Values | 135,234,275 | 147,369,637 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 7,368,482 |
Confidence Interval Values(5)
| Local Test Value: | 135,234,275 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 140,001,155 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 154,738,119 | (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