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174/Nacogdoches
2018 Confidence Interval Detail
174/Nacogdoches
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 | 18,353,060 | 0.9763 | 18,798,587 | 13 | 177 | .005542400 |
| A | 18,509,760 | 0.9263 | 19,982,468 | 13 | 87 | .007946839 |
| A | 18,946,070 | 0.8988 | 21,079,295 | 12 | 64 | .018243826 |
| A | 18,274,330 | 1.0154 | 17,997,174 | 10 | 33 | .007489552 |
| E | 36,560,940 | 0.9298 | 39,321,295 | 19 | 443 | .228071165 |
| Random Totals: | 110,644,160 | 117,178,819 | 67 | 804 | ||
| Catg J Exception Values: | 2,709,330 | 3,060,184 | ||||
| Catg D1 Exception Values: | 8,266,160 | 8,020,784 | ||||
| Total Test Values (4): | 121,619,650 | 128,259,787 |
Margin of Error
| Margin of Error Percent: | 6.7491450 |
|---|---|
| Margin of Error Value: | 8,656,439 |
Confidence Interval Values (5)
| State Lower Limit: | 119,603,348 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 121,619,650 | (Within Confidence Interval) |
| State Upper Limit: | 136,916,226 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 162,021,099 | (See ISD Summary Worksheet) |
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
(6) Includes local value of unstudied property categories and sub-categories