2008 Confidence Interval Detail
198/Robertson
198-903/Franklin ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| D3 | 83,991,880 | 0.4107 | 204,509,082 | 20 | 4,405 | .304153577 |
| G1 | 538,809,302 | 1.0169 | 529,854,757 | 17 | 290 | .019566399 |
| G1 | 546,974,431 | 1.0142 | 539,316,142 | 15 | 46 | .009271481 |
| G1 | 564,634,177 | 0.9990 | 565,199,376 | 10 | 14 | .000107502 |
| Random Totals: | 1,734,409,790 | 1,838,879,357 | 62 | 4,755 | ||
| Catg D1 Exception Values: | 13,012,590 | 14,431,253 | ||||
| Catg G1 Exception Values: | 485,479,348 | 487,472,972 | ||||
| Total Test Values (4): | 2,232,901,728 | 2,340,783,582 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 117,039,179 |
Confidence Interval Values (5)
| State Lower Limit: | 2,223,744,403 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 2,232,901,728 | (Within Confidence Interval) |
| State Upper Limit: | 2,457,822,761 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,974,112,082 | (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