2009 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 | 2,716,100 | 0.9638 | 2,818,116 | 6 | 63 | .016948040 |
| A | 3,718,460 | 0.9909 | 3,752,609 | 6 | 53 | .007796286 |
| A | 3,734,850 | 0.9958 | 3,750,603 | 6 | 40 | .003701655 |
| A | 4,043,400 | 1.0190 | 3,968,008 | 5 | 28 | .003585417 |
| D3 | 11,965,470 | 0.9840 | 12,160,030 | 12 | 328 | .004986892 |
| G1 | 6,797,513 | 1.0221 | 6,650,536 | 5 | 15 | .018295090 |
| Random Totals: | 32,975,793 | 33,099,902 | 40 | 527 | ||
| Catg J Exception Values: | 3,410,200 | 3,438,457 | ||||
| Catg D1 Exception Values: | 598,800 | 555,881 | ||||
| Catg G1 Exception Values: | 5,123,836 | 5,212,482 | ||||
| Total Test Values (4): | 42,108,629 | 42,306,722 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 2,115,336 |
Confidence Interval Values (5)
| State Lower Limit: | 40,191,386 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 42,108,629 | (Within Confidence Interval) |
| State Upper Limit: | 44,422,058 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 40,545,445 | (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