2007 Confidence Interval Detail
248/Winkler
248-902/Wink-Loving ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,994,796 | 0.4646 | 4,293,577 | 8 | 155 | .154383339 |
| A | 1,973,784 | 0.8443 | 2,337,776 | 6 | 81 | .441950550 |
| A | 1,997,438 | 0.6540 | 3,054,187 | 6 | 56 | .044839836 |
| A | 1,965,301 | 0.7575 | 2,594,457 | 6 | 34 | .164314447 |
| G1 | 263,920,176 | 0.9821 | 268,730,451 | 15 | 221 | .128624042 |
| G1 | 261,258,570 | 0.9939 | 262,862,028 | 15 | 47 | .018205920 |
| G1 | 289,603,590 | 0.9993 | 289,806,455 | 8 | 13 | .004730195 |
| Random Totals: | 822,713,655 | 833,678,931 | 64 | 607 | ||
| Catg J Exception Values: | 23,329,471 | 24,101,873 | ||||
| Catg D1 Exception Values: | 1,483,780 | 5,006,578 | ||||
| Catg G1 Exception Values: | 229,098,630 | 227,495,129 | ||||
| Total Test Values (4): | 1,076,625,536 | 1,090,282,511 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 54,514,126 |
Confidence Interval Values (5)
| State Lower Limit: | 1,035,768,385 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,076,625,536 | (Within Confidence Interval) |
| State Upper Limit: | 1,144,796,637 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,208,401,494 | (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