2010 Confidence Interval Detail
090/Gray
090-902/Lefors ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 5,845,190 | 0.9463 | 6,176,889 | 14 | 332 | .003345109 |
| G1 | 31,720,478 | 1.0384 | 30,547,456 | 9 | 77 | .003265738 |
| G1 | 32,738,788 | 1.0295 | 31,800,668 | 7 | 22 | .007390892 |
| G1 | 32,940,004 | 1.0192 | 32,319,470 | 5 | 11 | .004479115 |
| G1 | 29,246,050 | 1.0245 | 28,546,657 | 2 | 3 | .000000016 |
| Random Totals: | 132,490,510 | 129,391,140 | 37 | 445 | ||
| Catg J Exception Values: | 1,780,681 | 2,110,116 | ||||
| Catg D1 Exception Values: | 2,386,410 | 4,550,803 | ||||
| Total Test Values (4): | 136,657,601 | 136,052,059 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 6,802,603 |
Confidence Interval Values (5)
| State Lower Limit: | 129,249,456 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 136,657,601 | (Within Confidence Interval) |
| State Upper Limit: | 142,854,662 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 157,466,652 | (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