2009 Confidence Interval Detail
018/Bosque
018-904/Valley Mills ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 11,142,780 | 0.8611 | 12,940,170 | 9 | 221 | .056403381 |
| A | 10,678,960 | 0.9677 | 11,035,404 | 9 | 139 | .003877704 |
| A | 11,394,810 | 1.0370 | 10,988,245 | 7 | 100 | .007438342 |
| A | 10,930,560 | 1.0140 | 10,779,645 | 6 | 63 | .006957119 |
| D3 | 45,682,250 | 0.9680 | 47,192,407 | 28 | 1,606 | .045624110 |
| Random Totals: | 89,829,360 | 92,935,871 | 59 | 2,129 | ||
| Catg J Exception Values: | 4,809,899 | 4,838,252 | ||||
| Catg D1 Exception Values: | 6,340,050 | 5,746,360 | ||||
| Total Test Values (4): | 100,979,309 | 103,520,483 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 5,176,024 |
Confidence Interval Values (5)
| State Lower Limit: | 98,344,459 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 100,979,309 | (Within Confidence Interval) |
| State Upper Limit: | 108,696,507 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 146,322,702 | (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