2009 Confidence Interval Detail
025/Brown
025-909/Early ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 23,344,640 | 1.0019 | 23,300,369 | 14 | 443 | .060792352 |
| A | 23,944,030 | 0.8440 | 28,369,704 | 14 | 292 | .024109507 |
| A | 24,022,620 | 0.9879 | 24,316,854 | 13 | 221 | .027545886 |
| A | 25,693,810 | 0.9417 | 27,284,496 | 12 | 157 | .005450271 |
| D3 | 61,007,651 | 0.9101 | 67,034,008 | 26 | 1,678 | .034205545 |
| F1 | 8,867,120 | 0.9991 | 8,875,108 | 7 | 64 | .006612735 |
| F1 | 8,129,910 | 0.9750 | 8,338,369 | 8 | 29 | .043984645 |
| F1 | 9,144,580 | 0.9258 | 9,877,490 | 7 | 19 | .010949879 |
| F1 | 9,857,210 | 0.8254 | 11,942,343 | 7 | 11 | .028783710 |
| L1 | 4,383,480 | 1.0263 | 4,271,149 | 8 | 95 | .001724202 |
| L1 | 5,078,030 | 1.0073 | 5,041,229 | 7 | 31 | .002118973 |
| L1 | 5,503,470 | 1.0418 | 5,282,655 | 6 | 14 | .001248652 |
| L1 | 4,266,670 | 1.0274 | 4,152,881 | 3 | 5 | .000043209 |
| Random Totals: | 213,243,221 | 228,086,655 | 132 | 3,059 | ||
| Catg D1 Exception Values: | 3,583,527 | 3,569,949 | ||||
| Catg F1 Exception Values: | 9,902,910 | 10,765,287 | ||||
| Total Test Values (4): | 226,729,658 | 242,421,891 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 12,121,095 |
Confidence Interval Values (5)
| Local Test Value: | 226,729,658 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 230,300,796 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 254,542,986 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 221,445,345 | (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