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 | 111,244,721 | 0.6019 | 184,822,597 | 35 | 933 | .075518840 |
| A | 374,881,951 | 0.7660 | 489,402,025 | 43 | 2,375 | .107205358 |
| C | 8,710,197 | 0.8291 | 10,505,605 | 21 | 3,331 | .217188073 |
| C | 8,471,887 | 0.8259 | 10,257,764 | 17 | 1,659 | .595196345 |
| C | 9,169,153 | 0.5085 | 18,031,766 | 10 | 683 | .192891762 |
| C | 11,529,243 | 1.0364 | 11,124,318 | 7 | 179 | .063067042 |
| F1 | 5,176,766 | 0.8562 | 6,046,211 | 7 | 75 | .044112929 |
| F1 | 4,499,004 | 0.9553 | 4,709,520 | 6 | 26 | .006934935 |
| F1 | 5,569,509 | 0.8477 | 6,570,142 | 6 | 16 | .106025327 |
| F1 | 4,488,740 | 0.9113 | 4,925,645 | 5 | 6 | .008602583 |
| Random Totals: | 543,741,171 | 746,395,593 | 157 | 9,283 | ||
| Catg D1 Exception Values: | 3,473,322 | 3,416,626 | ||||
| Total Test Values (4): | 547,214,493 | 749,812,219 |
Margin of Error
| Margin of Error Percent: | 6.7663244 |
|---|---|
| Margin of Error Value: | 50,734,727 |
Confidence Interval Values (5)
| Local Test Value: | 547,214,493 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 699,077,492 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 800,546,946 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 378,697,597 | (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