2009 Confidence Interval Detail
027/Burnet
027-904/Marble Falls ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 364,695,761 | 0.9514 | 383,325,374 | 54 | 3,130 | .009400860 |
| A | 368,284,030 | 0.9732 | 378,425,843 | 47 | 1,586 | .007452631 |
| A | 424,270,804 | 0.9979 | 425,163,648 | 20 | 1,049 | .016293954 |
| A | 475,557,336 | 0.9172 | 518,488,155 | 16 | 624 | .011923954 |
| C | 35,036,784 | 1.0716 | 32,695,767 | 33 | 5,103 | .172329142 |
| C | 32,282,023 | 0.9638 | 33,494,525 | 13 | 876 | .124203507 |
| C | 37,939,682 | 1.0425 | 36,392,980 | 11 | 329 | .021579425 |
| C | 37,304,294 | 0.9734 | 38,323,705 | 6 | 93 | .001689147 |
| D3 | 223,216,249 | 0.9756 | 228,798,943 | 17 | 3,655 | .019750685 |
| F1 | 64,524,480 | 0.8178 | 78,900,073 | 7 | 389 | .044850725 |
| F1 | 69,012,151 | 0.8476 | 81,420,660 | 8 | 168 | .012209184 |
| F1 | 69,372,117 | 0.8404 | 82,546,546 | 7 | 81 | .030063720 |
| F1 | 81,020,811 | 1.0073 | 80,433,645 | 5 | 29 | .267697598 |
| Random Totals: | 2,282,516,522 | 2,398,409,864 | 244 | 17,112 | ||
| Catg D1 Exception Values: | 9,606,110 | 9,793,811 | ||||
| Total Test Values (4): | 2,292,122,632 | 2,408,203,675 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 120,410,184 |
Confidence Interval Values (5)
| State Lower Limit: | 2,287,793,491 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 2,292,122,632 | (Within Confidence Interval) |
| State Upper Limit: | 2,528,613,859 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,298,635,882 | (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