2008 Confidence Interval Detail
174/Nacogdoches
174-903/Garrison ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 6,481,940 | 0.8085 | 8,017,242 | 8 | 190 | .026019419 |
| A | 7,315,760 | 0.8132 | 8,996,262 | 9 | 119 | .012812093 |
| A | 7,537,320 | 0.8074 | 9,335,298 | 8 | 82 | .014413786 |
| A | 8,298,690 | 0.8933 | 9,289,925 | 6 | 52 | .012141154 |
| D3 | 27,980,060 | 0.6779 | 41,274,613 | 16 | 1,566 | 1.075788105 |
| G1 | 39,782,232 | 1.0067 | 39,517,465 | 12 | 128 | .003730886 |
| G1 | 40,214,809 | 1.0145 | 39,640,029 | 7 | 50 | .001944495 |
| G1 | 39,623,711 | 0.9769 | 40,560,662 | 6 | 27 | .002810609 |
| G1 | 38,264,349 | 1.0417 | 36,732,600 | 5 | 15 | .003515181 |
| Random Totals: | 215,498,871 | 233,364,096 | 77 | 2,229 | ||
| Catg J Exception Values: | 7,599,903 | 8,734,054 | ||||
| Catg D1 Exception Values: | 9,911,850 | 10,129,472 | ||||
| Total Test Values (4): | 233,010,624 | 252,227,622 |
Margin of Error
| Margin of Error Percent: | 8.5194567 |
|---|---|
| Margin of Error Value: | 21,488,423 |
Confidence Interval Values (5)
| State Lower Limit: | 230,739,199 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 233,010,624 | (Within Confidence Interval) |
| State Upper Limit: | 273,716,045 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 281,093,853 | (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, D3, 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