2011 Confidence Interval Detail
189/Presidio
189-902/Presidio ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 10,584,310 | 0.9069 | 11,670,868 | 10 | 551 | .006965354 |
| A | 10,596,647 | 0.9273 | 11,427,420 | 10 | 329 | .041018280 |
| A | 11,218,433 | 0.8957 | 12,524,766 | 11 | 243 | .048195984 |
| A | 10,660,893 | 0.8949 | 11,912,943 | 10 | 135 | .072732878 |
| D3 | 15,342,255 | 0.8106 | 18,927,036 | 22 | 3,924 | .139867477 |
| F1 | 2,453,710 | 0.9200 | 2,667,076 | 11 | 80 | .022129877 |
| F1 | 2,391,280 | 0.7630 | 3,134,050 | 10 | 35 | .204990403 |
| F1 | 2,853,253 | 0.7771 | 3,671,668 | 9 | 16 | .076914260 |
| F1 | 5,547,810 | 0.9112 | 6,088,466 | 3 | 7 | .006806778 |
| L1 | 1,446,483 | 1.0119 | 1,429,472 | 10 | 60 | .002048504 |
| L1 | 963,532 | 0.9087 | 1,060,341 | 5 | 9 | .009928059 |
| Random Totals: | 74,058,606 | 84,514,106 | 111 | 5,389 | ||
| Catg J Exception Values: | 2,779,550 | 2,821,317 | ||||
| Catg D1 Exception Values: | 2,593,960 | 3,566,208 | ||||
| Catg L1 Exception Values: | 2,581,591 | 2,572,837 | ||||
| Total Test Values (4): | 82,013,707 | 93,474,468 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 4,673,723 |
Confidence Interval Values (5)
| Local Test Value: | 82,013,707 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 88,800,745 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 98,148,191 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 98,440,526 | (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