2008 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 | 1,356,205 | 0.8342 | 1,625,755 | 8 | 111 | .096198872 |
| A | 1,592,260 | 0.7148 | 2,227,560 | 6 | 69 | .034501617 |
| A | 2,779,250 | 0.9088 | 3,058,154 | 7 | 81 | .095202173 |
| A | 4,218,150 | 0.9033 | 4,669,711 | 6 | 69 | .008844355 |
| G1 | 125,090,720 | 0.9996 | 125,140,776 | 11 | 106 | .000020658 |
| G1 | 127,363,670 | 1.0001 | 127,350,935 | 9 | 30 | .000027055 |
| G1 | 138,089,970 | 0.9967 | 138,547,176 | 6 | 14 | .000070033 |
| Random Totals: | 400,490,225 | 402,620,067 | 53 | 480 | ||
| Catg J Exception Values: | 15,291,385 | 15,494,428 | ||||
| Catg D1 Exception Values: | 633,735 | 2,213,814 | ||||
| Catg G1 Exception Values: | 107,089,671 | 88,358,785 | ||||
| Total Test Values (4): | 523,505,016 | 508,687,094 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 25,434,355 |
Confidence Interval Values (5)
| State Lower Limit: | 483,252,739 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 523,505,016 | (Within Confidence Interval) |
| State Upper Limit: | 534,121,449 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 610,148,028 | (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