2007 Confidence Interval Detail
107/Henderson
107-908/Murchison ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,115,508 | 0.9165 | 3,399,354 | 6 | 71 | .020582756 |
| A | 3,107,638 | 0.9870 | 3,148,569 | 6 | 45 | .000309220 |
| A | 3,019,270 | 0.9702 | 3,112,008 | 7 | 33 | .016738666 |
| A | 3,043,799 | 1.0571 | 2,879,386 | 8 | 24 | .006773675 |
| D3 | 8,637,070 | 0.9694 | 8,909,707 | 21 | 303 | .005190871 |
| G1 | 7,193,788 | 0.9862 | 7,294,451 | 8 | 13 | .020732284 |
| Random Totals: | 28,117,073 | 28,743,475 | 56 | 489 | ||
| Catg J Exception Values: | 2,908,640 | 3,083,528 | ||||
| Catg D1 Exception Values: | 552,450 | 544,048 | ||||
| Catg G1 Exception Values: | 6,897,850 | 7,199,807 | ||||
| Total Test Values (4): | 38,476,013 | 39,570,858 |
Margin of Error
| Margin of Error Percent: | 5.0000003 |
|---|---|
| Margin of Error Value: | 1,978,543 |
Confidence Interval Values (5)
| State Lower Limit: | 37,592,315 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 38,476,013 | (Within Confidence Interval) |
| State Upper Limit: | 41,549,401 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 38,480,163 | (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