2012 Confidence Interval Detail
109/Hill
109-901/Abbott ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 4,645,050 | 1.0011 | 4,639,946 | 9 | 87 | .000973871 |
| A | 4,661,560 | 0.9845 | 4,734,952 | 10 | 53 | .001225934 |
| A | 4,354,110 | 1.0048 | 4,333,310 | 8 | 38 | .002661702 |
| A | 4,860,730 | 1.0094 | 4,815,465 | 9 | 27 | .000517408 |
| D3 | 21,376,020 | 0.9788 | 21,839,007 | 15 | 1,175 | .026834091 |
| Random Totals: | 39,897,470 | 40,362,680 | 51 | 1,380 | ||
| Catg J Exception Values: | 1,631,311 | 1,644,596 | ||||
| Catg D1 Exception Values: | 6,259,020 | 7,062,934 | ||||
| Total Test Values (4): | 47,787,801 | 49,070,210 |
Margin of Error
| Margin of Error Percent: | 5.0000010 |
|---|---|
| Margin of Error Value: | 2,453,511 |
Confidence Interval Values (5)
| State Lower Limit: | 46,616,699 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 47,787,801 | (Within Confidence Interval) |
| State Upper Limit: | 51,523,721 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 77,189,845 | (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