2009 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 | 5,403,550 | 0.8737 | 6,184,674 | 9 | 335 | .062186575 |
| A | 5,575,310 | 0.7809 | 7,139,595 | 7 | 186 | .043525215 |
| A | 5,440,890 | 0.7198 | 7,558,891 | 8 | 111 | .107896425 |
| A | 5,360,900 | 0.8409 | 6,375,193 | 6 | 57 | .458367034 |
| D3 | 17,714,917 | 0.8110 | 21,843,301 | 10 | 3,643 | .283256236 |
| G1 | 42,592,641 | 1.0690 | 39,843,443 | 8 | 316 | .078828414 |
| G1 | 42,697,590 | 1.0465 | 40,800,373 | 8 | 114 | .012011370 |
| G1 | 42,759,144 | 1.0482 | 40,792,925 | 5 | 51 | .005032395 |
| G1 | 42,070,951 | 1.1443 | 36,765,665 | 5 | 16 | .056751948 |
| Random Totals: | 209,615,893 | 207,304,060 | 66 | 4,829 | ||
| Catg J Exception Values: | 5,835,176 | 5,209,068 | ||||
| Catg D1 Exception Values: | 27,260,403 | 38,107,404 | ||||
| Total Test Values (4): | 242,711,472 | 250,620,532 |
Margin of Error
| Margin of Error Percent: | 5.4802685 |
|---|---|
| Margin of Error Value: | 13,734,678 |
Confidence Interval Values (5)
| State Lower Limit: | 236,885,854 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 242,711,472 | (Within Confidence Interval) |
| State Upper Limit: | 264,355,210 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 335,213,006 | (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