2009 Confidence Interval Detail
248/Winkler
248-901/Kermit ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 17,068,951 | 0.7614 | 22,417,850 | 7 | 901 | .072360816 |
| A | 18,503,530 | 0.9524 | 19,428,318 | 7 | 563 | .086899419 |
| A | 17,986,170 | 0.7875 | 22,839,581 | 10 | 337 | .059141453 |
| A | 22,268,290 | 0.8427 | 26,424,932 | 7 | 221 | .011939507 |
| G1 | 145,686,044 | 1.0534 | 138,300,782 | 15 | 188 | .019299640 |
| G1 | 146,296,181 | 1.0384 | 140,886,153 | 16 | 48 | .009627054 |
| G1 | 153,042,774 | 1.0843 | 141,144,309 | 11 | 20 | .024161145 |
| G1 | 136,293,104 | 0.9861 | 138,214,283 | 4 | 5 | .001750425 |
| Random Totals: | 657,145,044 | 649,656,208 | 77 | 2,283 | ||
| Catg J Exception Values: | 15,361,710 | 15,460,589 | ||||
| Catg D1 Exception Values: | 761,113 | 2,821,255 | ||||
| Total Test Values (4): | 673,267,867 | 667,938,052 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 33,396,903 |
Confidence Interval Values (5)
| State Lower Limit: | 634,541,149 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 673,267,867 | (Within Confidence Interval) |
| State Upper Limit: | 701,334,955 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,038,447,820 | (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