2007 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 | 3,995,123 | 0.9639 | 4,144,748 | 10 | 83 | .008028004 |
| A | 3,907,708 | 0.9551 | 4,091,412 | 8 | 48 | .009255714 |
| A | 3,955,817 | 0.9643 | 4,102,268 | 8 | 37 | .012079338 |
| A | 3,920,139 | 0.9611 | 4,078,804 | 10 | 24 | .003779021 |
| D3 | 19,540,750 | 0.9697 | 20,151,335 | 20 | 1,126 | .084502949 |
| Random Totals: | 35,319,537 | 36,568,567 | 56 | 1,318 | ||
| Catg J Exception Values: | 4,082,578 | 3,999,259 | ||||
| Catg D1 Exception Values: | 6,202,519 | 5,458,320 | ||||
| Total Test Values (4): | 45,604,634 | 46,026,146 |
Margin of Error
| Margin of Error Percent: | 5.7410173 |
|---|---|
| Margin of Error Value: | 2,642,369 |
Confidence Interval Values (5)
| State Lower Limit: | 43,383,777 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 45,604,634 | (Within Confidence Interval) |
| State Upper Limit: | 48,668,515 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 45,214,207 | (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