2011 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 | 41,052,094 | 0.9300 | 44,142,037 | 10 | 1,179 | .011318109 |
| A | 38,496,206 | 0.9770 | 39,402,463 | 10 | 663 | .008209545 |
| A | 35,619,194 | 0.9424 | 37,796,258 | 10 | 410 | .023485088 |
| A | 33,985,089 | 0.9463 | 35,913,652 | 12 | 218 | .032071203 |
| D3 | 17,379,348 | 0.9972 | 17,428,147 | 15 | 1,131 | .028523296 |
| F1 | 5,713,791 | 1.0492 | 5,445,855 | 9 | 87 | .018759122 |
| F1 | 5,657,942 | 0.9282 | 6,095,607 | 8 | 30 | .007511718 |
| F1 | 6,230,621 | 0.9551 | 6,523,527 | 7 | 16 | .014000094 |
| F1 | 5,824,424 | 1.0119 | 5,755,928 | 3 | 4 | .000357451 |
| Random Totals: | 189,958,709 | 198,503,474 | 84 | 3,738 | ||
| Catg J Exception Values: | 13,534,427 | 13,742,292 | ||||
| Catg D1 Exception Values: | 16,538,097 | 14,845,478 | ||||
| Total Test Values (4): | 220,031,233 | 227,091,244 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 11,354,562 |
Confidence Interval Values (5)
| State Lower Limit: | 215,736,682 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 220,031,233 | (Within Confidence Interval) |
| State Upper Limit: | 238,445,806 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 207,127,637 | (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