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227/Travis
2016 Confidence Interval Detail
227/Travis
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 | 50,703,589 | 0.9218 | 55,004,978 | 29 | 408 | .005375022 |
| A | 50,639,789 | 0.9668 | 52,378,764 | 29 | 345 | .002637675 |
| A | 50,625,124 | 1.0253 | 49,375,913 | 30 | 305 | .003165014 |
| A | 50,650,773 | 1.1023 | 45,950,080 | 17 | 206 | .012560806 |
| E | 31,830,010 | 1.0213 | 31,166,171 | 14 | 331 | .019293891 |
| Random Totals: | 234,449,285 | 233,875,906 | 119 | 1,595 | ||
| Catg D1 Exception Values: | 5,410,267 | 9,287,161 | ||||
| Total Test Values (4): | 239,859,552 | 243,163,067 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 12,158,153 |
Confidence Interval Values (5)
| State Lower Limit: | 231,004,914 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 239,859,552 | (Within Confidence Interval) |
| State Upper Limit: | 255,321,220 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 230,459,612 | (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