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Grayson County
2022 Confidence Interval Detail
Grayson County
091-918/Tom Bean ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 43,467,134 | 0.9467 | 45,914,370 | 10 | 324 | 0.006725053 |
| A | 57,420,099 | 1.0116 | 56,761,664 | 10 | 280 | 0.004745018 |
| A | 76,918,838 | 0.9783 | 78,625,001 | 10 | 272 | 0.017831365 |
| A | 164,713,993 | 1.0401 | 158,363,612 | 10 | 382 | 0.007976119 |
| E | 160,467,635 | 1.0585 | 151,599,088 | 12 | 600 | 0.051506304 |
| Random Totals: | 502,987,699 | 491,263,735 | 52 | 1,858 | ||
| CATG D1 EXCEPTION VALUES: | 2,075,924 | 1,666,122 | ||||
| Total Test Values | 505,063,623 | 492,929,857 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 24,646,493 |
Confidence Interval Values(5)
| Local Test Value: | 505,063,623 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 468,283,364 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 517,576,350 | (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