2009 Confidence Interval Detail
184/Parker
184-907/Aledo ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 323,438,490 | 0.9654 | 335,030,547 | 62 | 1,957 | .007807283 |
| A | 344,238,130 | 0.9804 | 351,120,084 | 59 | 1,424 | .005340939 |
| A | 345,302,440 | 0.9746 | 354,301,703 | 59 | 1,021 | .004761998 |
| A | 354,912,990 | 0.9820 | 361,418,523 | 34 | 679 | .007399079 |
| D3 | 188,823,230 | 0.9568 | 197,348,694 | 18 | 2,489 | .028829483 |
| G1 | 127,705,154 | 0.9671 | 132,049,585 | 7 | 147 | .024918881 |
| G1 | 127,679,361 | 0.9851 | 129,610,558 | 6 | 69 | .033426883 |
| G1 | 126,138,411 | 1.0079 | 125,149,728 | 6 | 43 | .019999347 |
| G1 | 125,994,180 | 1.1326 | 111,243,316 | 6 | 29 | .018100551 |
| Random Totals: | 2,064,232,386 | 2,097,272,738 | 257 | 7,858 | ||
| Catg D1 Exception Values: | 5,112,970 | 3,028,027 | ||||
| Total Test Values (4): | 2,069,345,356 | 2,100,300,765 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 105,015,038 |
Confidence Interval Values (5)
| State Lower Limit: | 1,995,285,727 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 2,069,345,356 | (Within Confidence Interval) |
| State Upper Limit: | 2,205,315,803 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,391,150,366 | (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