2008 Confidence Interval Detail
187/Polk
187-910/Onalaska ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 57,129,391 | 0.6762 | 84,485,938 | 24 | 1,761 | .155749652 |
| A | 57,900,149 | 0.7081 | 81,768,322 | 19 | 812 | .164783869 |
| A | 58,590,712 | 0.5866 | 99,881,882 | 21 | 503 | .056427353 |
| A | 60,899,800 | 0.6890 | 88,388,679 | 15 | 272 | .071671812 |
| C | 8,710,197 | 0.7706 | 11,303,137 | 22 | 3,331 | .202480356 |
| C | 8,471,887 | 0.9799 | 8,645,665 | 16 | 1,659 | .248320577 |
| C | 9,169,153 | 0.5085 | 18,031,766 | 10 | 683 | .192891762 |
| C | 11,529,243 | 1.0327 | 11,164,174 | 8 | 179 | .053846135 |
| F1 | 5,176,766 | 0.6646 | 7,789,296 | 7 | 75 | .200288900 |
| F1 | 4,499,004 | 0.8318 | 5,408,757 | 6 | 26 | .025995159 |
| F1 | 5,569,509 | 0.7184 | 7,752,657 | 7 | 16 | .275880910 |
| F1 | 4,488,740 | 0.8748 | 5,131,161 | 5 | 6 | .004719613 |
| Random Totals: | 292,134,551 | 429,751,434 | 160 | 9,323 | ||
| Catg D1 Exception Values: | 3,473,322 | 3,416,626 | ||||
| Total Test Values (4): | 295,607,873 | 433,168,060 |
Margin of Error
| Margin of Error Percent: | 5.9956586 |
|---|---|
| Margin of Error Value: | 25,971,278 |
Confidence Interval Values (5)
| Local Test Value: | 295,607,873 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 407,196,782 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 459,139,338 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 398,143,705 | (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