2009 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 | 6,924,590 | 0.8941 | 7,744,760 | 7 | 192 | .049662264 |
| A | 8,466,020 | 1.0577 | 8,004,179 | 7 | 131 | .019882064 |
| A | 8,599,800 | 0.9579 | 8,977,764 | 6 | 88 | .047801587 |
| A | 10,069,800 | 0.9325 | 10,798,713 | 7 | 61 | .004478693 |
| D3 | 31,273,770 | 1.0542 | 29,665,879 | 22 | 1,590 | .024784053 |
| G1 | 34,066,730 | 0.9744 | 34,961,751 | 14 | 148 | .043051393 |
| G1 | 33,870,940 | 0.9836 | 34,435,685 | 11 | 58 | .019100690 |
| G1 | 34,689,500 | 0.9982 | 34,752,054 | 9 | 29 | .015397554 |
| G1 | 32,910,010 | 1.0033 | 32,801,764 | 6 | 15 | .004394216 |
| Random Totals: | 200,871,160 | 202,142,549 | 89 | 2,312 | ||
| Catg J Exception Values: | 7,988,300 | 9,448,737 | ||||
| Catg D1 Exception Values: | 10,005,890 | 5,795,384 | ||||
| Total Test Values (4): | 218,865,350 | 217,386,670 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 10,869,334 |
Confidence Interval Values (5)
| State Lower Limit: | 206,517,336 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 218,865,350 | (Within Confidence Interval) |
| State Upper Limit: | 228,256,004 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 267,074,640 | (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