2008 Confidence Interval Detail
114/Howard
058-909/Sands ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,239,049 | 0.9412 | 3,441,404 | 15 | 68 | .027522897 |
| D3 | 2,365,242 | 1.0323 | 2,291,235 | 13 | 591 | .002502302 |
| G1 | 4,544,706 | 0.7796 | 5,829,536 | 5 | 16 | .129084277 |
| G1 | 4,345,913 | 1.0651 | 4,080,286 | 5 | 6 | .008867257 |
| Random Totals: | 14,494,910 | 15,642,461 | 38 | 681 | ||
| Catg J Exception Values: | 883,826 | 871,068 | ||||
| Catg D1 Exception Values: | 9,673,946 | 13,403,830 | ||||
| Catg G1 Exception Values: | 13,671,045 | 13,337,473 | ||||
| Total Test Values (4): | 38,723,727 | 43,254,832 |
Margin of Error
| Margin of Error Percent: | 5.0000009 |
|---|---|
| Margin of Error Value: | 2,162,742 |
Confidence Interval Values (5)
| Local Test Value: | 38,723,727 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 41,092,090 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 45,417,574 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 44,453,198 | (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