2008 Confidence Interval Detail
249/Wise
249-902/Boyd ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 18,133,550 | 1.0077 | 17,994,989 | 7 | 306 | .023814906 |
| A | 23,004,800 | 1.0568 | 21,768,357 | 11 | 239 | .021178373 |
| A | 22,237,350 | 1.0752 | 20,682,059 | 8 | 167 | .050278105 |
| A | 27,119,750 | 1.0005 | 27,106,197 | 9 | 116 | .018655431 |
| D3 | 109,735,330 | 0.9946 | 110,331,118 | 22 | 2,639 | .009098833 |
| G1 | 108,121,420 | 0.9880 | 109,434,636 | 8 | 190 | .007816896 |
| G1 | 108,770,342 | 1.0456 | 104,026,723 | 7 | 96 | .006847856 |
| G1 | 108,349,545 | 0.9803 | 110,526,925 | 6 | 61 | .004205536 |
| G1 | 106,549,412 | 1.0347 | 102,976,140 | 5 | 22 | .001346861 |
| Random Totals: | 632,021,499 | 624,847,144 | 83 | 3,836 | ||
| Catg J Exception Values: | 8,984,755 | 8,858,356 | ||||
| Catg D1 Exception Values: | 2,364,190 | 2,319,757 | ||||
| Total Test Values (4): | 643,370,444 | 636,025,257 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 31,801,263 |
Confidence Interval Values (5)
| State Lower Limit: | 604,223,994 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 643,370,444 | (Within Confidence Interval) |
| State Upper Limit: | 667,826,520 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 703,613,029 | (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