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Tarrant County
2021 Confidence Interval Detail
Tarrant County
220-920/White Settlement ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 411,067,182 | 0.9533 | 431,204,429 | 68 | 2,979 | 0.015150446 |
| A | 528,997,802 | 0.9542 | 554,388,809 | 75 | 2,951 | 0.011001017 |
| A | 546,727,528 | 0.9852 | 554,940,650 | 75 | 2,490 | 0.007717353 |
| A | 703,028,219 | 0.9539 | 737,004,108 | 75 | 2,343 | 0.065668894 |
| B | 67,463,404 | 1.0681 | 63,162,067 | 9 | 117 | 0.008751493 |
| B | 85,800,000 | 0.8883 | 96,588,990 | 4 | 5 | 0.003787638 |
| F1 | 84,630,329 | 0.9386 | 90,166,556 | 11 | 122 | 0.057800397 |
| F1 | 99,517,861 | 0.8813 | 112,921,662 | 9 | 50 | 0.034039865 |
| F1 | 79,806,821 | 0.9305 | 85,767,674 | 9 | 19 | 0.015936221 |
| F1 | 92,499,794 | 0.8968 | 103,144,284 | 6 | 10 | 0.032460913 |
| Random Totals: | 2,699,538,940 | 2,829,289,229 | 341 | 11,086 | ||
| CATG B EXCEPTION VALUES: | 135,280,000 | 148,174,272 | ||||
| CATG D1 EXCEPTION VALUES: | 461,183 | 440,578 | ||||
| Total Test Values | 2,835,280,123 | 2,977,904,079 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 148,895,204 |
Confidence Interval Values(5)
| Local Test Value: | 2,835,280,123 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 2,829,008,875 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 3,126,799,283 | (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