2009 Confidence Interval Detail
165/Midland
165-902/Greenwood ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 46,043,020 | 0.8655 | 53,198,174 | 26 | 483 | .030590047 |
| A | 48,072,150 | 0.9583 | 50,163,988 | 27 | 302 | .003085232 |
| A | 48,892,930 | 0.9580 | 51,036,461 | 21 | 221 | .020685048 |
| A | 56,204,150 | 1.0160 | 55,319,045 | 19 | 171 | .015845561 |
| D3 | 41,761,530 | 0.9903 | 42,170,585 | 19 | 1,093 | .070250691 |
| G1 | 82,410,130 | 1.0183 | 80,929,127 | 7 | 156 | .005081911 |
| G1 | 83,499,216 | 1.0507 | 79,470,083 | 6 | 64 | .020721795 |
| G1 | 83,592,168 | 1.0128 | 82,535,711 | 6 | 26 | .017318183 |
| G1 | 79,746,999 | 0.9912 | 80,455,003 | 4 | 6 | .001201721 |
| Random Totals: | 570,222,293 | 575,278,177 | 135 | 2,522 | ||
| Catg D1 Exception Values: | 4,691,240 | 8,681,508 | ||||
| Total Test Values (4): | 574,913,533 | 583,959,685 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 29,197,984 |
Confidence Interval Values (5)
| State Lower Limit: | 554,761,701 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 574,913,533 | (Within Confidence Interval) |
| State Upper Limit: | 613,157,669 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 670,804,139 | (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