2006 Confidence Interval Detail
072/Erath
072-903/Stephenville ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 104,358,789 | 0.9514 | 109,689,709 | 72 | 1,888 | .018826464 |
| A | 104,294,463 | 0.9444 | 110,434,628 | 69 | 1,109 | .014910556 |
| A | 104,255,304 | 0.9591 | 108,701,182 | 62 | 823 | .013570304 |
| A | 103,890,809 | 0.9715 | 106,938,558 | 36 | 478 | .014410403 |
| D3 | 176,268,220 | 0.9293 | 189,678,489 | 45 | 4,486 | .041026104 |
| F1 | 43,420,513 | 1.0136 | 42,837,917 | 8 | 327 | .047503607 |
| F1 | 43,615,731 | 0.9204 | 47,387,800 | 10 | 115 | .031071790 |
| F1 | 45,150,727 | 0.8411 | 53,680,569 | 9 | 44 | .091636828 |
| F1 | 40,337,334 | 0.8837 | 45,645,959 | 5 | 9 | .022014194 |
| L1 | 20,088,012 | 0.9005 | 22,307,620 | 11 | 398 | .243569939 |
| L1 | 20,222,074 | 1.0888 | 18,572,809 | 7 | 96 | .002316812 |
| L1 | 21,499,803 | 1.1037 | 19,479,753 | 8 | 32 | .017262045 |
| L1 | 17,868,067 | 1.0152 | 17,600,539 | 3 | 5 | .000259492 |
| Random Totals: | 845,269,846 | 892,955,532 | 345 | 9,810 | ||
| Catg D1 Exception Values: | 14,610,930 | 11,857,477 | ||||
| Total Test Values (4): | 859,880,776 | 904,813,009 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 45,240,650 |
Confidence Interval Values (5)
| State Lower Limit: | 859,572,359 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 859,880,776 | (Within Confidence Interval) |
| State Upper Limit: | 950,053,659 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,004,025,289 | (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