2008 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 | 18,670,100 | 0.9193 | 20,309,039 | 17 | 465 | .054791847 |
| A | 25,023,200 | 0.9788 | 25,565,182 | 15 | 382 | .015313604 |
| A | 15,929,900 | 0.9877 | 16,128,278 | 15 | 182 | .004699363 |
| A | 20,062,800 | 0.9353 | 21,450,658 | 15 | 149 | .014914234 |
| D3 | 61,460,570 | 0.9447 | 65,058,294 | 22 | 2,342 | .053898023 |
| F1 | 7,080,630 | 0.9877 | 7,168,806 | 6 | 48 | .000960397 |
| F1 | 6,445,730 | 0.9877 | 6,526,000 | 5 | 15 | .000258728 |
| F1 | 6,773,430 | 1.0028 | 6,754,517 | 4 | 8 | .000966780 |
| F1 | 10,047,500 | 0.9983 | 10,064,610 | 2 | 5 | .000256694 |
| G1 | 59,137,476 | 1.0468 | 56,493,577 | 7 | 34 | .050401427 |
| L1 | 8,558,044 | 1.0239 | 8,358,281 | 7 | 44 | .002168072 |
| L1 | 9,002,743 | 0.9610 | 9,368,099 | 4 | 12 | .004484047 |
| L1 | 15,792,506 | 0.9902 | 15,948,804 | 3 | 5 | .001192380 |
| Random Totals: | 263,984,629 | 269,194,145 | 122 | 3,691 | ||
| Catg D1 Exception Values: | 10,674,218 | 7,539,801 | ||||
| Catg G1 Exception Values: | 22,479,347 | 22,449,148 | ||||
| Catg L1 Exception Values: | 8,236,301 | 8,201,785 | ||||
| Total Test Values (4): | 305,374,495 | 307,384,879 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 15,369,244 |
Confidence Interval Values (5)
| State Lower Limit: | 292,015,635 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 305,374,495 | (Within Confidence Interval) |
| State Upper Limit: | 322,754,123 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 357,784,941 | (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