2009 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 | 35,361,660 | 1.0121 | 34,938,899 | 8 | 1,172 | .092904118 |
| A | 36,039,622 | 0.9950 | 36,220,726 | 8 | 679 | .019433169 |
| A | 35,644,602 | 1.0742 | 33,182,463 | 9 | 438 | .015775361 |
| A | 35,777,069 | 1.0176 | 35,158,283 | 7 | 227 | .005304713 |
| D3 | 17,654,269 | 0.9888 | 17,854,236 | 11 | 1,086 | .008109771 |
| F1 | 5,596,403 | 0.9500 | 5,890,951 | 6 | 88 | .011070970 |
| F1 | 5,792,620 | 0.9952 | 5,820,559 | 6 | 33 | .006588983 |
| F1 | 5,932,603 | 0.9747 | 6,086,594 | 5 | 18 | .001583174 |
| F1 | 7,489,161 | 1.0035 | 7,463,040 | 3 | 7 | .009666265 |
| Random Totals: | 185,288,009 | 182,615,751 | 63 | 3,748 | ||
| Catg J Exception Values: | 11,592,857 | 12,042,901 | ||||
| Catg D1 Exception Values: | 15,656,928 | 19,023,702 | ||||
| Total Test Values (4): | 212,537,794 | 213,682,354 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 10,684,118 |
Confidence Interval Values (5)
| State Lower Limit: | 202,998,236 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 212,537,794 | (Within Confidence Interval) |
| State Upper Limit: | 224,366,472 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 203,214,197 | (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