2008 Confidence Interval Detail
221/Taylor
221-905/Trent ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,211,044 | 0.8610 | 1,406,555 | 7 | 67 | .019071095 |
| A | 1,022,020 | 0.8802 | 1,161,122 | 7 | 30 | .044384092 |
| A | 1,134,835 | 1.0137 | 1,119,498 | 7 | 23 | .034247745 |
| A | 1,915,368 | 1.0011 | 1,913,263 | 11 | 23 | .011724602 |
| D3 | 3,271,326 | 1.0128 | 3,229,982 | 23 | 370 | .009327116 |
| G1 | 1,895,688 | 0.9830 | 1,928,472 | 7 | 12 | .005839627 |
| Random Totals: | 10,450,281 | 10,758,892 | 62 | 525 | ||
| Catg J Exception Values: | 3,631,697 | 4,442,085 | ||||
| Catg D1 Exception Values: | 2,194,738 | 2,084,522 | ||||
| Catg G1 Exception Values: | 814,157 | 811,820 | ||||
| Total Test Values (4): | 17,090,873 | 18,097,319 |
Margin of Error
| Margin of Error Percent: | 5.0000003 |
|---|---|
| Margin of Error Value: | 904,866 |
Confidence Interval Values (5)
| Local Test Value: | 17,090,873 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 17,192,453 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 19,002,185 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 21,628,189 | (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