2008 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 | 21,940,360 | 0.8524 | 25,739,512 | 13 | 429 | .033856100 |
| A | 23,035,840 | 0.9988 | 23,063,516 | 8 | 287 | .012134871 |
| A | 23,835,420 | 0.9296 | 25,640,512 | 10 | 224 | .012821213 |
| A | 24,777,040 | 0.9967 | 24,859,075 | 10 | 157 | .019117941 |
| D3 | 55,208,383 | 0.9358 | 58,995,921 | 31 | 1,655 | .070434096 |
| F1 | 7,953,690 | 1.0087 | 7,885,090 | 7 | 61 | .005853795 |
| F1 | 8,896,880 | 0.9507 | 9,358,241 | 6 | 33 | .058812675 |
| F1 | 8,486,420 | 0.9725 | 8,726,396 | 10 | 19 | .002401679 |
| F1 | 9,682,130 | 0.8993 | 10,766,296 | 5 | 11 | .042285420 |
| L1 | 5,107,850 | 0.9780 | 5,222,751 | 7 | 107 | .000681543 |
| L1 | 4,930,350 | 0.9845 | 5,007,974 | 6 | 27 | .000493338 |
| L1 | 4,774,070 | 1.0012 | 4,768,348 | 5 | 12 | .000683336 |
| Random Totals: | 198,628,433 | 210,033,632 | 118 | 3,022 | ||
| Catg D1 Exception Values: | 3,582,677 | 3,383,408 | ||||
| Catg F1 Exception Values: | 11,600,430 | 11,659,015 | ||||
| Catg L1 Exception Values: | 4,521,710 | 4,635,602 | ||||
| Total Test Values (4): | 218,333,250 | 229,711,657 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 11,485,583 |
Confidence Interval Values (5)
| State Lower Limit: | 218,226,074 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 218,333,250 | (Within Confidence Interval) |
| State Upper Limit: | 241,197,240 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 212,909,560 | (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