2008 Confidence Interval Detail
150/Llano
150-901/Llano ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 486,286,449 | 0.9541 | 509,680,798 | 62 | 3,855 | .009538974 |
| A | 483,979,663 | 0.9651 | 501,481,363 | 52 | 1,500 | .007803042 |
| A | 525,045,238 | 0.9570 | 548,636,612 | 33 | 959 | .007082923 |
| A | 577,598,460 | 0.9330 | 619,076,592 | 14 | 485 | .017833810 |
| C | 68,035,471 | 0.8528 | 79,778,929 | 49 | 5,176 | .112789406 |
| C | 82,716,250 | 0.9946 | 83,165,343 | 60 | 1,768 | .006316301 |
| C | 72,921,290 | 0.9876 | 73,836,867 | 42 | 380 | .009379553 |
| C | 95,934,310 | 1.0019 | 95,752,380 | 23 | 182 | .016812303 |
| D3 | 141,235,412 | 0.9229 | 153,034,361 | 31 | 7,082 | .116478170 |
| F1 | 35,903,355 | 0.8943 | 40,146,880 | 7 | 320 | .023660526 |
| F1 | 39,754,390 | 0.9283 | 42,824,938 | 7 | 120 | .012520309 |
| F1 | 36,859,390 | 0.9392 | 39,245,517 | 6 | 33 | .002248333 |
| F1 | 45,331,450 | 1.0364 | 43,739,338 | 2 | 5 | .005779003 |
| Random Totals: | 2,691,601,128 | 2,830,399,918 | 388 | 21,865 | ||
| Catg D1 Exception Values: | 35,600,810 | 36,610,679 | ||||
| Total Test Values (4): | 2,727,201,938 | 2,867,010,597 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 143,350,530 |
Confidence Interval Values (5)
| State Lower Limit: | 2,723,660,067 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 2,727,201,938 | (Within Confidence Interval) |
| State Upper Limit: | 3,010,361,127 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,625,145,615 | (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