2008 Confidence Interval Detail
188/Potter
188-902/River Road ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 45,848,324 | 0.9532 | 48,099,375 | 17 | 629 | .022000475 |
| A | 40,777,364 | 0.8824 | 46,211,881 | 14 | 388 | .063790516 |
| A | 49,783,656 | 0.9467 | 52,586,517 | 18 | 395 | .033673272 |
| A | 60,336,440 | 1.0595 | 56,948,032 | 13 | 356 | .009530132 |
| G1 | 20,105,450 | 1.0422 | 19,291,355 | 6 | 42 | .003322524 |
| Random Totals: | 216,851,234 | 223,137,160 | 68 | 1,810 | ||
| Catg J Exception Values: | 9,115,316 | 8,934,352 | ||||
| Catg D1 Exception Values: | 2,860,901 | 3,316,322 | ||||
| Catg G1 Exception Values: | 16,789,257 | 16,251,810 | ||||
| Total Test Values (4): | 245,616,708 | 251,639,644 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 12,581,982 |
Confidence Interval Values (5)
| State Lower Limit: | 239,057,662 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 245,616,708 | (Within Confidence Interval) |
| State Upper Limit: | 264,221,626 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 245,383,014 | (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