2009 Confidence Interval Detail
212/Smith
212-910/Winona ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 19,640,001 | 1.0392 | 18,899,154 | 10 | 475 | .033217632 |
| A | 19,363,362 | 0.9308 | 20,802,924 | 9 | 299 | .010059233 |
| A | 17,178,101 | 0.8926 | 19,245,016 | 8 | 202 | .050025467 |
| A | 18,902,060 | 0.9753 | 19,380,765 | 7 | 141 | .005184452 |
| D3 | 75,250,589 | 0.9533 | 78,936,944 | 22 | 3,207 | .023570184 |
| F1 | 8,378,332 | 0.9726 | 8,614,366 | 7 | 52 | .010039988 |
| F1 | 7,790,637 | 0.9777 | 7,968,331 | 7 | 16 | .000443020 |
| F1 | 7,469,039 | 1.0369 | 7,203,239 | 4 | 7 | .008704265 |
| G1 | 37,776,765 | 1.0793 | 35,001,172 | 12 | 36 | .003582274 |
| L1 | 7,289,653 | 1.0643 | 6,849,246 | 6 | 51 | .003246506 |
| L1 | 4,817,890 | 0.9654 | 4,990,563 | 4 | 10 | .001815473 |
| Random Totals: | 223,856,429 | 227,891,720 | 96 | 4,496 | ||
| Catg J Exception Values: | 10,244,104 | 9,930,815 | ||||
| Catg D1 Exception Values: | 8,715,165 | 7,784,750 | ||||
| Catg F1 Exception Values: | 7,181,800 | 6,645,271 | ||||
| Catg G1 Exception Values: | 19,049,999 | 19,860,592 | ||||
| Catg L1 Exception Values: | 9,512,111 | 9,436,559 | ||||
| Total Test Values (4): | 278,559,608 | 281,549,707 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 14,077,485 |
Confidence Interval Values (5)
| State Lower Limit: | 267,472,222 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 278,559,608 | (Within Confidence Interval) |
| State Upper Limit: | 295,627,192 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 327,986,821 | (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