2006 Confidence Interval Detail
016/Blanco
016-902/Blanco ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 12,722,650 | 0.9298 | 13,683,211 | 7 | 223 | .016329366 |
| A | 12,622,000 | 0.9189 | 13,735,989 | 7 | 145 | .035503163 |
| A | 12,688,040 | 0.8924 | 14,217,884 | 9 | 111 | .025181866 |
| A | 12,572,219 | 1.0451 | 12,029,680 | 8 | 73 | .013495910 |
| C | 11,172,610 | 1.1316 | 9,873,286 | 7 | 601 | .073671761 |
| C | 11,138,157 | 1.0325 | 10,787,561 | 57 | 285 | .008423408 |
| C | 11,212,522 | 1.0132 | 11,066,445 | 51 | 165 | .001729057 |
| C | 10,953,013 | 1.0351 | 10,581,599 | 28 | 97 | .012922364 |
| D3 | 336,964,512 | 0.9744 | 345,817,438 | 70 | 6,170 | .086177568 |
| F1 | 7,700,361 | 1.0695 | 7,199,964 | 6 | 68 | .014387461 |
| F1 | 7,583,620 | 1.0453 | 7,254,970 | 6 | 33 | .003955995 |
| F1 | 7,518,028 | 1.0795 | 6,964,361 | 5 | 21 | .005941257 |
| F1 | 7,368,175 | 1.0844 | 6,794,702 | 4 | 9 | .005909394 |
| Random Totals: | 462,215,907 | 470,007,090 | 265 | 8,001 | ||
| Catg D1 Exception Values: | 14,935,940 | 14,749,360 | ||||
| Total Test Values (4): | 477,151,847 | 484,756,450 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 24,237,823 |
Confidence Interval Values (5)
| State Lower Limit: | 460,518,627 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 477,151,847 | (Within Confidence Interval) |
| State Upper Limit: | 508,994,273 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 463,507,499 | (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