2009 Confidence Interval Detail
107/Henderson
107-901/Athens ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 127,136,580 | 1.0452 | 121,638,519 | 46 | 2,072 | .035471300 |
| A | 128,545,000 | 1.0465 | 122,833,254 | 45 | 1,134 | .041696683 |
| A | 151,683,870 | 1.0912 | 139,006,479 | 36 | 820 | .018240665 |
| A | 163,877,100 | 1.0111 | 162,078,034 | 11 | 408 | .048764480 |
| D3 | 211,868,000 | 0.9847 | 215,159,947 | 44 | 5,563 | .048175762 |
| F1 | 39,829,510 | 0.9687 | 41,116,455 | 7 | 322 | .011130748 |
| F1 | 40,571,440 | 0.9596 | 42,279,533 | 8 | 104 | .005829539 |
| F1 | 40,002,390 | 0.8532 | 46,885,127 | 6 | 37 | .103854630 |
| F1 | 36,219,350 | 1.0514 | 34,448,687 | 4 | 11 | .004252874 |
| L1 | 18,212,970 | 0.9845 | 18,499,716 | 8 | 293 | .002741748 |
| L1 | 17,419,720 | 0.9564 | 18,213,844 | 6 | 86 | .009080543 |
| L1 | 16,280,180 | 1.0208 | 15,948,452 | 7 | 32 | .019563250 |
| L1 | 15,966,940 | 0.9989 | 15,984,523 | 4 | 8 | .000185698 |
| Random Totals: | 1,007,613,050 | 994,092,570 | 232 | 10,890 | ||
| Catg D1 Exception Values: | 10,495,320 | 11,487,359 | ||||
| Total Test Values (4): | 1,018,108,370 | 1,005,579,929 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 50,278,996 |
Confidence Interval Values (5)
| State Lower Limit: | 955,300,933 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,018,108,370 | (Within Confidence Interval) |
| State Upper Limit: | 1,055,858,925 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,073,762,813 | (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