2009 Confidence Interval Detail
034/Cass
034-902/Avinger ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 7,367,900 | 0.9389 | 7,847,375 | 15 | 156 | .029165841 |
| A | 7,569,630 | 0.9380 | 8,069,968 | 13 | 79 | .017534536 |
| A | 7,944,330 | 0.9727 | 8,167,297 | 12 | 45 | .035448345 |
| A | 7,265,690 | 1.0354 | 7,017,278 | 10 | 24 | .018649351 |
| D3 | 16,834,850 | 1.0245 | 16,432,260 | 25 | 1,012 | .191576632 |
| Random Totals: | 46,982,400 | 47,534,178 | 75 | 1,316 | ||
| Catg J Exception Values: | 2,183,001 | 2,343,926 | ||||
| Catg D1 Exception Values: | 4,656,712 | 4,578,773 | ||||
| Total Test Values (4): | 53,822,113 | 54,456,877 |
Margin of Error
| Margin of Error Percent: | 5.6588335 |
|---|---|
| Margin of Error Value: | 3,081,624 |
Confidence Interval Values (5)
| State Lower Limit: | 51,375,253 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 53,822,113 | (Within Confidence Interval) |
| State Upper Limit: | 57,538,501 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 49,472,603 | (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