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 | 1.0400 | 202,155,221 | 12 | 5,057 | .100652364 |
| A | 182,725,590 | 0.9564 | 191,055,615 | 16 | 2,203 | .020468158 |
| A | 247,703,170 | 0.9050 | 273,705,160 | 15 | 2,093 | .053285108 |
| A | 269,888,020 | 0.8735 | 308,973,120 | 15 | 1,326 | .010159834 |
| 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 | 50,543,940 | 0.9598 | 52,660,909 | 3 | 12 | .000395695 |
| F1 | 62,263,950 | 0.9434 | 65,999,523 | 6 | 8 | .000563981 |
| F1 | 14,711,990 | 0.4082 | 36,041,132 | 3 | 9 | .009997889 |
| L1 | 29,269,430 | 1.0389 | 28,173,482 | 7 | 434 | .004191460 |
| L1 | 30,942,840 | 1.0543 | 29,349,180 | 7 | 77 | .000879001 |
| L1 | 31,569,140 | 1.0334 | 30,548,810 | 5 | 16 | .001031065 |
| Random Totals: | 1,244,312,745 | 1,340,906,579 | 103 | 11,857 | ||
| 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 | 1,371,055,015 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 68,552,751 |
Confidence Interval Values (5)
| Local Test Value: | 1,274,448,228 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 1,302,502,264 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 1,439,607,766 | (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