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Nacogdoches County
2020 Confidence Interval Detail
Nacogdoches County
174-911/Douglass ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 20,414,550 | 1.0208 | 19,998,580 | 16 | 178 | 0.023903252 |
| A | 21,084,240 | 0.9851 | 21,403,147 | 17 | 92 | 0.017597528 |
| A | 23,352,700 | 0.9409 | 24,819,534 | 17 | 74 | 0.021875208 |
| A | 21,138,280 | 0.9886 | 21,382,035 | 17 | 36 | 0.028681511 |
| E | 41,806,260 | 0.8884 | 47,057,924 | 20 | 429 | 0.052586655 |
| Random Totals: | 127,796,030 | 134,661,220 | 87 | 809 | ||
| CATG D1 EXCEPTION VALUES: | 9,172,689 | 9,161,814 | ||||
| CATG J EXCEPTION VALUES: | 3,616,910 | 4,085,250 | ||||
| Total Test Values | 140,585,629 | 147,908,284 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 7,395,414 |
Confidence Interval Values(5)
| Local Test Value: | 140,585,629 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 140,512,870 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 155,303,698 | (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