2006 Confidence Interval Detail
250/Wood
250-904/Quitman ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 44,159,037 | 1.0761 | 41,036,183 | 15 | 823 | .053248901 |
| A | 44,055,718 | 1.1007 | 40,025,182 | 18 | 487 | .009094603 |
| A | 44,182,144 | 1.0125 | 43,636,685 | 23 | 355 | .022680271 |
| A | 43,989,905 | 1.0030 | 43,858,330 | 15 | 222 | .001315892 |
| D3 | 96,438,267 | 1.0550 | 91,410,680 | 32 | 4,093 | .075330298 |
| F1 | 7,388,393 | 0.9538 | 7,746,271 | 7 | 96 | .006562255 |
| F1 | 7,229,447 | 0.7575 | 9,543,824 | 6 | 39 | .014754639 |
| F1 | 7,492,412 | 1.2382 | 6,051,052 | 5 | 16 | .539162360 |
| F1 | 7,079,171 | 0.6493 | 10,902,774 | 3 | 6 | .003915700 |
| G1 | 24,379,420 | 1.2758 | 19,109,124 | 6 | 65 | .113946123 |
| G1 | 24,023,789 | 1.0805 | 22,233,956 | 5 | 18 | .016153121 |
| G1 | 26,305,740 | 0.9546 | 27,556,820 | 3 | 5 | .017325335 |
| Random Totals: | 376,723,443 | 363,110,881 | 138 | 6,225 | ||
| Catg D1 Exception Values: | 11,994,500 | 7,625,420 | ||||
| Catg G1 Exception Values: | 19,872,022 | 18,708,624 | ||||
| Total Test Values (4): | 408,589,965 | 389,444,925 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 19,472,246 |
Confidence Interval Values (5)
| State Lower Limit: | 369,972,679 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 408,589,965 | (Within Confidence Interval) |
| State Upper Limit: | 408,917,171 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 385,204,381 | (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