2009 Confidence Interval Detail
025/Brown
025-905/May ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 11,708,409 | 0.8983 | 13,033,963 | 20 | 541 | .094361574 |
| A | 12,795,071 | 0.9777 | 13,086,909 | 16 | 230 | .010598167 |
| A | 11,884,730 | 1.0701 | 11,106,186 | 17 | 103 | .010450235 |
| A | 15,598,070 | 0.9625 | 16,205,787 | 18 | 47 | .031062912 |
| C | 2,910,470 | 1.0493 | 2,773,725 | 17 | 969 | .145933274 |
| C | 2,742,950 | 1.1261 | 2,435,796 | 13 | 424 | .038315950 |
| C | 2,581,170 | 0.9925 | 2,600,675 | 12 | 196 | .100041260 |
| C | 3,426,220 | 0.9500 | 3,606,547 | 15 | 54 | .017447147 |
| D3 | 37,682,110 | 1.0316 | 36,527,831 | 35 | 2,034 | .089559794 |
| G1 | 2,105,440 | 0.9908 | 2,124,990 | 8 | 94 | .066605058 |
| G1 | 2,086,330 | 0.9775 | 2,134,353 | 7 | 32 | .004378371 |
| G1 | 2,146,310 | 0.9721 | 2,207,911 | 5 | 13 | .011086548 |
| G1 | 1,936,080 | 0.9765 | 1,982,673 | 3 | 5 | .000007350 |
| Random Totals: | 109,603,360 | 109,827,346 | 186 | 4,742 | ||
| Catg J Exception Values: | 2,428,318 | 2,272,264 | ||||
| Catg D1 Exception Values: | 8,568,970 | 8,901,451 | ||||
| Total Test Values (4): | 120,600,648 | 121,001,061 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 6,050,053 |
Confidence Interval Values (5)
| State Lower Limit: | 114,951,008 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 120,600,648 | (Within Confidence Interval) |
| State Upper Limit: | 127,051,114 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 117,845,706 | (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