2010 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 | 102,637,827 | 1.0060 | 102,025,673 | 26 | 1,446 | .014757251 |
| A | 95,207,418 | 0.9786 | 97,289,411 | 18 | 890 | .011505818 |
| A | 93,255,557 | 1.0069 | 92,616,503 | 18 | 638 | .009759864 |
| A | 101,431,736 | 1.0371 | 97,803,236 | 14 | 406 | .009024018 |
| D3 | 139,284,410 | 0.9381 | 148,475,013 | 20 | 2,998 | .014179827 |
| F1 | 19,340,724 | 0.9480 | 20,401,608 | 10 | 124 | .051763260 |
| F1 | 17,903,354 | 0.9178 | 19,506,814 | 8 | 38 | .031139963 |
| F1 | 15,414,310 | 0.9731 | 15,840,417 | 6 | 15 | .000562680 |
| F1 | 16,744,716 | 0.9478 | 17,666,930 | 4 | 6 | .002349475 |
| Random Totals: | 601,220,052 | 611,625,605 | 124 | 6,561 | ||
| Catg J Exception Values: | 14,187,725 | 15,984,030 | ||||
| Catg D1 Exception Values: | 4,449,740 | 4,351,084 | ||||
| Total Test Values (4): | 619,857,517 | 631,960,719 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 31,598,036 |
Confidence Interval Values (5)
| State Lower Limit: | 600,362,683 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 619,857,517 | (Within Confidence Interval) |
| State Upper Limit: | 663,558,755 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 693,559,201 | (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