2007 Confidence Interval Detail
186/Pecos
186-903/Iraan-Sheffield ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,950,431 | 0.7500 | 5,267,241 | 9 | 190 | .005698326 |
| A | 3,957,078 | 0.7737 | 5,114,486 | 9 | 118 | .004224261 |
| A | 3,897,012 | 0.7657 | 5,089,476 | 9 | 75 | .009117796 |
| A | 3,924,823 | 0.8444 | 4,648,061 | 6 | 44 | .013017284 |
| G1 | 12,801,021 | 1.0518 | 12,170,585 | 6 | 14 | .002237327 |
| G1 | 13,860,300 | 0.9195 | 15,073,736 | 5 | 10 | .092342179 |
| G1 | 15,918,760 | 1.0196 | 15,612,750 | 3 | 4 | .003512458 |
| Random Totals: | 58,309,425 | 62,976,335 | 47 | 455 | ||
| Catg D1 Exception Values: | 3,743,860 | 8,420,653 | ||||
| Catg G1 Exception Values: | 1,032,899,952 | 1,028,379,860 | ||||
| Total Test Values (4): | 1,094,953,237 | 1,099,776,848 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 54,988,842 |
Confidence Interval Values (5)
| State Lower Limit: | 1,044,788,006 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,094,953,237 | (Within Confidence Interval) |
| State Upper Limit: | 1,154,765,690 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,327,722,435 | (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