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Grayson County
2020 Confidence Interval Detail
Grayson County
091-917/Gunter ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 61,482,394 | 1.0173 | 60,436,837 | 12 | 300 | 0.002233740 |
| A | 87,807,345 | 0.9631 | 91,171,576 | 10 | 232 | 0.012344350 |
| A | 78,825,295 | 0.9907 | 79,565,252 | 10 | 175 | 0.012951146 |
| A | 82,199,852 | 1.0214 | 80,477,631 | 11 | 140 | 0.009187007 |
| E | 67,251,390 | 1.0328 | 65,115,598 | 11 | 281 | 0.013598645 |
| Random Totals: | 377,566,276 | 376,766,894 | 54 | 1,128 | ||
| CATG D1 EXCEPTION VALUES: | 3,791,167 | 2,251,683 | ||||
| CATG J EXCEPTION VALUES: | 26,655,590 | 30,318,129 | ||||
| Total Test Values | 408,013,033 | 409,336,706 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 20,466,835 |
Confidence Interval Values(5)
| Local Test Value: | 408,013,033 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 388,869,871 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 429,803,541 | (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