2009 Confidence Interval Detail
205/San Patricio
205-902/Gregory-Portland CISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 170,790,050 | 0.9605 | 177,813,691 | 15 | 1,830 | .005481606 |
| A | 164,111,842 | 1.0047 | 163,344,125 | 34 | 1,251 | .007952677 |
| A | 171,395,004 | 1.0352 | 165,567,044 | 31 | 1,008 | .004368703 |
| A | 177,269,012 | 0.9922 | 178,662,580 | 36 | 621 | .002308927 |
| B | 50,824,674 | 1.0104 | 50,301,538 | 7 | 49 | .001963525 |
| F1 | 20,042,624 | 1.0166 | 19,715,349 | 7 | 101 | .004947959 |
| F1 | 18,060,965 | 0.9842 | 18,350,909 | 7 | 33 | .002161883 |
| F1 | 19,936,727 | 0.9399 | 21,211,541 | 5 | 16 | .021744359 |
| F1 | 22,076,946 | 1.0150 | 21,750,686 | 3 | 5 | .008323071 |
| G1 | 22,145,950 | 0.9042 | 24,492,314 | 6 | 43 | .096182390 |
| Random Totals: | 836,653,794 | 841,209,777 | 151 | 4,957 | ||
| Catg D1 Exception Values: | 16,155,342 | 19,658,668 | ||||
| Catg G1 Exception Values: | 29,072,630 | 28,254,913 | ||||
| Total Test Values (4): | 881,881,766 | 889,123,358 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 44,456,168 |
Confidence Interval Values (5)
| State Lower Limit: | 844,667,190 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 881,881,766 | (Within Confidence Interval) |
| State Upper Limit: | 933,579,526 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,112,566,203 | (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