2008 Confidence Interval Detail
073/Falls
073-904/Westphalia ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 530,260 | 0.7286 | 727,779 | 15 | 21 | .092959609 |
| A | 1,230,850 | 0.7955 | 1,547,266 | 14 | 26 | .050294938 |
| A | 565,310 | 0.8858 | 638,191 | 7 | 8 | .033593668 |
| A | 1,189,570 | 0.9570 | 1,243,020 | 6 | 12 | .030325667 |
| D3 | 5,793,360 | 0.8289 | 6,989,215 | 30 | 444 | .081239660 |
| Random Totals: | 9,309,350 | 11,145,471 | 72 | 511 | ||
| Catg J Exception Values: | 395,680 | 451,612 | ||||
| Catg D1 Exception Values: | 2,203,970 | 2,246,727 | ||||
| Total Test Values (4): | 11,909,000 | 13,843,810 |
Margin of Error
| Margin of Error Percent: | 5.2437226 |
|---|---|
| Margin of Error Value: | 725,931 |
Confidence Interval Values (5)
| Local Test Value: | 11,909,000 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 13,117,879 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 14,569,741 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 15,575,366 | (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