2008 Confidence Interval Detail
011/Bastrop
011-902/Elgin ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 107,123,477 | 0.9877 | 108,457,504 | 22 | 1,549 | .024786717 |
| A | 87,096,739 | 0.9410 | 92,557,640 | 18 | 817 | .005145732 |
| A | 81,148,816 | 1.0299 | 78,792,908 | 14 | 579 | .023454007 |
| A | 105,119,499 | 0.9750 | 107,814,871 | 23 | 451 | .020549684 |
| D3 | 133,623,089 | 0.8913 | 149,919,319 | 20 | 2,978 | .028043326 |
| F1 | 13,687,082 | 0.9667 | 14,158,562 | 7 | 106 | .000555233 |
| F1 | 14,348,877 | 0.9450 | 15,183,997 | 6 | 38 | .007538386 |
| F1 | 14,561,849 | 0.9899 | 14,710,424 | 8 | 17 | .004214889 |
| F1 | 17,794,836 | 0.9180 | 19,384,353 | 5 | 8 | .003073268 |
| Random Totals: | 574,504,264 | 600,979,578 | 123 | 6,543 | ||
| Catg D1 Exception Values: | 4,084,515 | 4,496,371 | ||||
| Total Test Values (4): | 578,588,779 | 605,475,949 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 30,273,797 |
Confidence Interval Values (5)
| State Lower Limit: | 575,202,152 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 578,588,779 | (Within Confidence Interval) |
| State Upper Limit: | 635,749,746 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 674,324,636 | (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