2006 Confidence Interval Detail
020/Brazoria
020-905/Brazosport ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 432,533,401 | 1.0099 | 428,293,297 | 48 | 6,438 | .031144833 |
| A | 432,185,728 | 0.9719 | 444,681,272 | 50 | 3,871 | .004941422 |
| A | 432,503,705 | 0.9813 | 440,745,649 | 50 | 2,660 | .003165170 |
| A | 432,192,153 | 0.9908 | 436,205,241 | 49 | 1,520 | .005947716 |
| F1 | 90,082,936 | 0.8226 | 109,510,012 | 22 | 614 | .211918094 |
| F1 | 90,053,771 | 0.8321 | 108,224,698 | 9 | 179 | .096239262 |
| F1 | 90,287,507 | 0.8542 | 105,698,322 | 6 | 68 | .010445989 |
| F1 | 88,984,569 | 1.0241 | 86,890,508 | 5 | 18 | .005920975 |
| L1 | 60,343,460 | 1.0575 | 57,062,374 | 8 | 696 | .007026068 |
| L1 | 60,519,297 | 0.9970 | 60,701,401 | 9 | 157 | .006106959 |
| L1 | 60,886,765 | 1.0100 | 60,283,926 | 8 | 49 | .001694986 |
| L1 | 59,584,711 | 0.9415 | 63,287,001 | 5 | 13 | .006549074 |
| Random Totals: | 2,330,158,003 | 2,401,583,701 | 269 | 16,283 | ||
| Catg D1 Exception Values: | 2,410,020 | 2,664,839 | ||||
| Total Test Values (4): | 2,332,568,023 | 2,404,248,540 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 120,212,427 |
Confidence Interval Values (5)
| State Lower Limit: | 2,284,036,113 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 2,332,568,023 | (Within Confidence Interval) |
| State Upper Limit: | 2,524,460,967 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 6,739,625,289 | (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