2008 Confidence Interval Detail
125/Jim Wells
125-902/Ben Bolt-Palito Blanco ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,226,945 | 0.8999 | 1,363,424 | 6 | 71 | .016396372 |
| A | 1,115,425 | 1.0412 | 1,071,288 | 6 | 29 | .014009858 |
| A | 1,233,849 | 0.9496 | 1,299,336 | 5 | 19 | .016409361 |
| A | 1,279,115 | 0.9562 | 1,337,707 | 4 | 11 | .007544442 |
| D3 | 30,226,579 | 0.9653 | 31,313,145 | 27 | 2,043 | .023371202 |
| G1 | 5,145,097 | 1.0070 | 5,109,332 | 13 | 25 | .001551005 |
| Random Totals: | 40,227,010 | 41,494,232 | 61 | 2,198 | ||
| Catg J Exception Values: | 2,722,588 | 2,717,085 | ||||
| Catg D1 Exception Values: | 10,593,357 | 10,213,920 | ||||
| Total Test Values (4): | 53,542,955 | 54,425,237 |
Margin of Error
| Margin of Error Percent: | 5.0000003 |
|---|---|
| Margin of Error Value: | 2,721,262 |
Confidence Interval Values (5)
| State Lower Limit: | 51,703,975 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 53,542,955 | (Within Confidence Interval) |
| State Upper Limit: | 57,146,499 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 57,957,208 | (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