2009 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 |
|---|---|---|---|---|---|---|
| D3 | 5,111,216 | 1.0450 | 4,891,116 | 13 | 628 | .008967587 |
| G1 | 4,354,298 | 0.9050 | 4,811,379 | 11 | 22 | .091623381 |
| G1 | 5,294,071 | 0.8871 | 5,967,840 | 6 | 8 | .104906466 |
| Random Totals: | 14,759,585 | 15,670,335 | 30 | 658 | ||
| Catg J Exception Values: | 818,820 | 806,557 | ||||
| Catg D1 Exception Values: | 17,219,682 | 18,081,550 | ||||
| Catg G1 Exception Values: | 12,564,700 | 9,961,536 | ||||
| Total Test Values (4): | 45,362,787 | 44,519,978 |
Margin of Error
| Margin of Error Percent: | 5.0000002 |
|---|---|
| Margin of Error Value: | 2,225,999 |
Confidence Interval Values (5)
| State Lower Limit: | 42,293,979 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 45,362,787 | (Within Confidence Interval) |
| State Upper Limit: | 46,745,977 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 49,650,735 | (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