2008 Confidence Interval Detail
233/Val Verde
233-901/San Felipe-Del Rio CISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 210,241,430 | 0.8882 | 236,705,055 | 15 | 5,057 | .153222903 |
| A | 182,725,590 | 0.9389 | 194,616,668 | 15 | 2,203 | .020919353 |
| A | 247,703,170 | 0.9046 | 273,826,188 | 15 | 2,093 | .053508434 |
| A | 269,888,020 | 0.8547 | 315,769,299 | 17 | 1,326 | .012437000 |
| F1 | 54,966,885 | 0.9564 | 57,472,694 | 7 | 468 | .001484445 |
| F1 | 59,486,360 | 0.9184 | 64,771,733 | 7 | 154 | .025936992 |
| F1 | 65,255,930 | 0.5057 | 129,040,795 | 6 | 55 | .229265944 |
| F1 | 62,263,950 | 0.9365 | 66,485,798 | 6 | 8 | .001889943 |
| L1 | 29,269,430 | 0.8717 | 33,577,412 | 8 | 434 | .225162022 |
| L1 | 30,942,840 | 1.0575 | 29,260,369 | 6 | 77 | .000866752 |
| L1 | 31,569,140 | 1.0334 | 30,548,810 | 5 | 16 | .001031065 |
| Random Totals: | 1,244,312,745 | 1,432,074,821 | 107 | 11,891 | ||
| Catg D1 Exception Values: | 8,401,293 | 8,843,461 | ||||
| Catg L1 Exception Values: | 21,734,190 | 21,304,975 | ||||
| Total Test Values (4): | 1,274,448,228 | 1,462,223,257 |
Margin of Error
| Margin of Error Percent: | 5.3872618 |
|---|---|
| Margin of Error Value: | 78,773,795 |
Confidence Interval Values (5)
| Local Test Value: | 1,274,448,228 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 1,383,449,462 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 1,540,997,052 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,371,772,353 | (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