2008 Confidence Interval Detail
205/San Patricio
205-904/Mathis ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 35,186,892 | 1.0835 | 32,475,212 | 14 | 1,200 | .075144077 |
| A | 35,827,441 | 1.0554 | 33,946,789 | 14 | 686 | .037727269 |
| A | 36,017,610 | 0.9316 | 38,662,097 | 14 | 447 | .024062430 |
| A | 36,301,912 | 1.0041 | 36,153,682 | 9 | 230 | .003802625 |
| D3 | 13,739,959 | 0.9091 | 15,113,804 | 22 | 1,046 | .023046071 |
| F1 | 6,272,616 | 0.9439 | 6,645,424 | 9 | 93 | .038750595 |
| F1 | 5,198,508 | 1.0098 | 5,148,057 | 6 | 28 | .014610717 |
| F1 | 5,543,485 | 0.9287 | 5,969,080 | 5 | 16 | .006177212 |
| F1 | 5,770,600 | 0.8995 | 6,415,342 | 3 | 6 | .000205567 |
| Random Totals: | 179,859,023 | 180,529,487 | 96 | 3,752 | ||
| Catg J Exception Values: | 11,594,099 | 11,590,457 | ||||
| Catg D1 Exception Values: | 17,343,687 | 17,557,874 | ||||
| Total Test Values (4): | 208,796,809 | 209,677,818 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 10,483,891 |
Confidence Interval Values (5)
| State Lower Limit: | 199,193,927 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 208,796,809 | (Within Confidence Interval) |
| State Upper Limit: | 220,161,709 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 199,191,497 | (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