2009 Confidence Interval Detail
054/Crosby
054-903/Ralls ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 7,956,360 | 0.9879 | 8,053,811 | 13 | 321 | .132542608 |
| A | 8,270,410 | 0.9537 | 8,671,920 | 11 | 171 | .087466241 |
| A | 7,713,050 | 0.9217 | 8,368,287 | 11 | 102 | .017465261 |
| A | 8,003,590 | 1.0345 | 7,736,675 | 10 | 57 | .018842368 |
| D3 | 8,486,620 | 1.0337 | 8,209,945 | 12 | 1,388 | .003655259 |
| G1 | 4,726,315 | 0.9837 | 4,804,630 | 8 | 21 | .000342176 |
| Random Totals: | 45,156,345 | 45,845,268 | 65 | 2,060 | ||
| Catg D1 Exception Values: | 28,622,570 | 32,991,025 | ||||
| Catg G1 Exception Values: | 20,952,654 | 22,448,221 | ||||
| Total Test Values (4): | 94,731,569 | 101,284,514 |
Margin of Error
| Margin of Error Percent: | 5.0000003 |
|---|---|
| Margin of Error Value: | 5,064,226 |
Confidence Interval Values (5)
| Local Test Value: | 94,731,569 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 96,220,288 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 106,348,740 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 100,804,273 | (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