2008 Confidence Interval Detail
055/Culberson
055-901/Culberson-Allamore ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 4,674,550 | 0.9349 | 5,000,053 | 11 | 280 | .019949139 |
| A | 5,304,680 | 1.0004 | 5,302,559 | 10 | 162 | .020389089 |
| A | 6,172,900 | 0.9558 | 6,458,359 | 11 | 123 | .035346071 |
| A | 7,068,820 | 1.0597 | 6,670,586 | 10 | 83 | .010795437 |
| D3 | 14,338,140 | 1.0128 | 14,156,931 | 20 | 8,130 | .030493778 |
| F1 | 5,413,350 | 1.0157 | 5,329,674 | 8 | 77 | .075297146 |
| F1 | 5,565,560 | 1.0096 | 5,512,639 | 7 | 11 | .006822634 |
| F1 | 4,139,190 | 0.9611 | 4,306,721 | 3 | 3 | .011837659 |
| G1 | 8,356,271 | 1.0016 | 8,342,922 | 6 | 15 | .003417742 |
| G1 | 6,668,390 | 0.9108 | 7,321,465 | 3 | 6 | .046145267 |
| G1 | 7,998,090 | 0.9107 | 8,782,354 | 3 | 6 | .004220274 |
| G1 | 6,834,899 | 1.0189 | 6,708,116 | 2 | 3 | .000025688 |
| Random Totals: | 82,534,840 | 83,892,379 | 94 | 8,899 | ||
| Catg J Exception Values: | 44,462,138 | 46,572,681 | ||||
| Catg D1 Exception Values: | 16,741,500 | 16,883,034 | ||||
| Catg F1 Exception Values: | 4,639,840 | 4,922,890 | ||||
| Total Test Values (4): | 148,378,318 | 152,270,984 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 7,613,549 |
Confidence Interval Values (5)
| State Lower Limit: | 144,657,435 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 148,378,318 | (Within Confidence Interval) |
| State Upper Limit: | 159,884,533 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 288,202,828 | (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