2007 Confidence Interval Detail
123/Jefferson
123-907/Port Arthur ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 181,642,362 | 1.0964 | 165,671,618 | 33 | 7,548 | .037889004 |
| A | 181,630,683 | 1.0610 | 171,188,203 | 44 | 3,930 | .066920177 |
| A | 181,656,887 | 0.9609 | 189,048,691 | 46 | 2,334 | .060980325 |
| A | 181,605,803 | 0.9745 | 186,357,930 | 55 | 1,125 | .006212332 |
| F1 | 85,602,728 | 0.9183 | 93,218,695 | 11 | 469 | .053413547 |
| F1 | 85,060,401 | 0.8926 | 95,295,094 | 7 | 72 | .023075567 |
| F1 | 94,246,416 | 0.9648 | 97,684,925 | 6 | 17 | .005000182 |
| L1 | 45,290,054 | 0.9554 | 47,404,285 | 8 | 472 | .015733476 |
| L1 | 46,348,007 | 0.9976 | 46,459,510 | 7 | 63 | .002456820 |
| L1 | 47,454,682 | 1.0086 | 47,050,052 | 4 | 12 | .005254506 |
| Random Totals: | 1,130,538,023 | 1,139,379,003 | 221 | 16,042 | ||
| Catg J Exception Values: | 54,050,159 | 53,925,223 | ||||
| Catg D1 Exception Values: | 412,190 | 245,188 | ||||
| Catg F1 Exception Values: | 19,828,840 | 19,989,526 | ||||
| Catg L1 Exception Values: | 31,671,880 | 33,559,820 | ||||
| Total Test Values (4): | 1,236,501,092 | 1,247,098,760 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 62,354,938 |
Confidence Interval Values (5)
| State Lower Limit: | 1,184,743,822 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,236,501,092 | (Within Confidence Interval) |
| State Upper Limit: | 1,309,453,698 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 4,234,161,590 | (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