2007 Confidence Interval Detail
207/Schleicher
207-901/Schleicher County ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 5,297,395 | 0.7982 | 6,636,676 | 8 | 322 | .034256819 |
| A | 5,299,760 | 0.5265 | 10,066,021 | 7 | 171 | .161361408 |
| A | 5,291,723 | 0.7718 | 6,856,340 | 8 | 105 | .047552106 |
| A | 5,236,394 | 0.7538 | 6,946,662 | 8 | 55 | .012661095 |
| D3 | 16,617,330 | 0.8806 | 18,870,463 | 10 | 3,475 | .032745645 |
| G1 | 53,174,205 | 0.9677 | 54,949,060 | 15 | 330 | .024536598 |
| G1 | 53,009,277 | 1.0006 | 52,977,491 | 15 | 122 | .014409562 |
| G1 | 54,033,553 | 1.0220 | 52,870,404 | 15 | 57 | .006248941 |
| G1 | 51,502,186 | 1.0960 | 46,991,046 | 11 | 20 | .042799196 |
| Random Totals: | 249,461,823 | 257,164,163 | 97 | 4,657 | ||
| Catg J Exception Values: | 6,531,920 | 6,876,594 | ||||
| Catg D1 Exception Values: | 27,256,080 | 32,845,793 | ||||
| Total Test Values (4): | 283,249,823 | 296,886,550 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 14,844,328 |
Confidence Interval Values (5)
| State Lower Limit: | 282,042,222 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 283,249,823 | (Within Confidence Interval) |
| State Upper Limit: | 311,730,878 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 355,939,612 | (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