2007 Confidence Interval Detail
178/Nueces
178-906/London ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 22,175,879 | 0.9845 | 22,525,017 | 6 | 73 | .007188455 |
| A | 21,914,251 | 1.0073 | 21,755,436 | 10 | 62 | .002508816 |
| A | 21,730,959 | 0.9660 | 22,495,817 | 10 | 53 | .007378241 |
| A | 21,648,907 | 1.0100 | 21,434,561 | 11 | 40 | .011702662 |
| D3 | 17,625,360 | 0.9638 | 18,287,363 | 14 | 689 | .000861567 |
| G1 | 12,596,151 | 1.0552 | 11,937,217 | 4 | 10 | .018919692 |
| Random Totals: | 117,691,507 | 118,435,411 | 55 | 927 | ||
| Catg D1 Exception Values: | 14,850,765 | 15,255,614 | ||||
| Catg G1 Exception Values: | 40,017,369 | 40,775,229 | ||||
| Total Test Values (4): | 172,559,641 | 174,466,254 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 8,723,313 |
Confidence Interval Values (5)
| State Lower Limit: | 165,742,941 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 172,559,641 | (Within Confidence Interval) |
| State Upper Limit: | 183,189,567 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 205,215,027 | (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