2011 Confidence Interval Detail
074/Fannin
074-905/Ector ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 4,328,500 | 0.8170 | 5,298,042 | 12 | 130 | .050534212 |
| A | 4,860,800 | 0.8593 | 5,656,697 | 12 | 62 | .019831165 |
| A | 4,332,229 | 0.9462 | 4,578,555 | 12 | 35 | .031605437 |
| A | 4,793,186 | 0.9245 | 5,184,625 | 12 | 22 | .022019292 |
| D3 | 14,547,370 | 1.2422 | 11,710,972 | 15 | 609 | .117249043 |
| Random Totals: | 32,862,085 | 32,428,891 | 63 | 858 | ||
| Catg D1 Exception Values: | 1,339,510 | 1,276,794 | ||||
| Total Test Values (4): | 34,201,595 | 33,705,685 |
Margin of Error
| Margin of Error Percent: | 6.6453597 |
|---|---|
| Margin of Error Value: | 2,239,864 |
Confidence Interval Values (5)
| State Lower Limit: | 31,465,821 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 34,201,595 | (Within Confidence Interval) |
| State Upper Limit: | 35,945,549 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 33,060,748 | (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