2009 Confidence Interval Detail
018/Bosque
018-908/Cranfills Gap ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,546,440 | 0.9342 | 1,655,363 | 6 | 51 | .014186594 |
| A | 1,660,810 | 1.0345 | 1,605,423 | 6 | 32 | .025090660 |
| A | 1,665,110 | 0.9593 | 1,735,755 | 5 | 20 | .008782609 |
| A | 1,717,390 | 1.0189 | 1,685,533 | 4 | 11 | .003833409 |
| D3 | 40,305,420 | 0.9926 | 40,605,904 | 28 | 1,024 | .010371468 |
| Random Totals: | 46,895,170 | 47,287,978 | 49 | 1,138 | ||
| Catg D1 Exception Values: | 4,208,670 | 3,841,534 | ||||
| Total Test Values (4): | 51,103,840 | 51,129,512 |
Margin of Error
| Margin of Error Percent: | 5.0000008 |
|---|---|
| Margin of Error Value: | 2,556,476 |
Confidence Interval Values (5)
| State Lower Limit: | 48,573,036 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 51,103,840 | (Within Confidence Interval) |
| State Upper Limit: | 53,685,988 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 51,685,651 | (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