2009 Confidence Interval Detail
003/Angelina
003-905/Diboll ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 28,545,667 | 0.9092 | 31,396,466 | 14 | 725 | .079998615 |
| A | 26,819,311 | 0.9204 | 29,138,756 | 14 | 418 | .035586930 |
| A | 30,365,748 | 0.9316 | 32,595,264 | 12 | 323 | .021107094 |
| A | 34,604,705 | 0.9387 | 36,864,499 | 14 | 209 | .005318304 |
| D3 | 24,194,068 | 0.9257 | 26,135,971 | 20 | 1,343 | .027513701 |
| F1 | 5,670,696 | 0.9501 | 5,968,525 | 6 | 53 | .062898996 |
| F1 | 9,732,651 | 0.9768 | 9,963,811 | 8 | 21 | .004473339 |
| L1 | 3,786,985 | 1.0320 | 3,669,559 | 6 | 64 | .006585100 |
| L1 | 6,009,301 | 0.9790 | 6,138,203 | 5 | 19 | .001628701 |
| L1 | 2,529,436 | 0.9889 | 2,557,828 | 3 | 4 | .000527648 |
| L1 | 3,210,318 | 0.9977 | 3,217,719 | 2 | 2 | .001730398 |
| Random Totals: | 175,468,886 | 187,646,601 | 104 | 3,181 | ||
| Catg J Exception Values: | 19,034,841 | 18,097,037 | ||||
| Catg D1 Exception Values: | 10,468,370 | 10,157,468 | ||||
| Catg F1 Exception Values: | 3,317,817 | 3,067,022 | ||||
| Total Test Values (4): | 208,289,914 | 218,968,128 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 10,948,406 |
Confidence Interval Values (5)
| State Lower Limit: | 208,019,722 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 208,289,914 | (Within Confidence Interval) |
| State Upper Limit: | 229,916,534 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 270,598,237 | (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