2008 Confidence Interval Detail
127/Jones
127-906/Stamford ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 7,063,982 | 0.9593 | 7,363,684 | 18 | 460 | .265068597 |
| A | 11,032,236 | 0.8868 | 12,440,501 | 33 | 356 | .107941362 |
| A | 8,640,829 | 1.0313 | 8,378,579 | 10 | 161 | .027265759 |
| A | 19,211,811 | 1.1084 | 17,332,922 | 21 | 185 | .064629612 |
| D3 | 6,710,666 | 1.0456 | 6,418,005 | 26 | 826 | .031349920 |
| F1 | 1,459,915 | 0.8654 | 1,686,983 | 9 | 85 | .043817500 |
| F1 | 1,822,518 | 1.0580 | 1,722,607 | 10 | 34 | .044911284 |
| F1 | 1,678,480 | 1.0337 | 1,623,759 | 6 | 9 | .024147852 |
| L1 | 704,079 | 0.9416 | 747,747 | 7 | 41 | .041006766 |
| L1 | 1,416,261 | 0.9638 | 1,469,455 | 8 | 25 | .050556848 |
| L1 | 2,184,634 | 1.0746 | 2,032,974 | 4 | 9 | .005528013 |
| Random Totals: | 61,925,411 | 61,217,216 | 152 | 2,191 | ||
| Catg J Exception Values: | 6,881,894 | 6,453,695 | ||||
| Catg D1 Exception Values: | 8,090,151 | 7,582,874 | ||||
| Catg F1 Exception Values: | 1,182,810 | 1,171,857 | ||||
| Total Test Values (4): | 78,080,266 | 76,425,642 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 3,821,282 |
Confidence Interval Values (5)
| State Lower Limit: | 72,604,360 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 78,080,266 | (Within Confidence Interval) |
| State Upper Limit: | 80,246,924 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 67,071,745 | (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