2006 Confidence Interval Detail
063/Dickens
063-903/Spur ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,154,340 | 1.0777 | 2,926,918 | 7 | 310 | .020867425 |
| A | 3,154,130 | 1.0171 | 3,101,101 | 7 | 161 | .074562843 |
| A | 3,160,125 | 1.0051 | 3,144,090 | 7 | 96 | .036598764 |
| A | 3,122,724 | 1.1238 | 2,778,719 | 6 | 57 | .017287925 |
| D3 | 11,452,540 | 0.9683 | 11,827,471 | 12 | 2,382 | .053843995 |
| G1 | 31,082,650 | 0.9822 | 31,645,948 | 7 | 40 | .011808496 |
| G1 | 33,963,977 | 1.0157 | 33,438,985 | 5 | 13 | .007159699 |
| G1 | 25,586,353 | 1.0121 | 25,280,459 | 3 | 4 | .148269854 |
| Random Totals: | 114,676,839 | 114,143,691 | 54 | 3,063 | ||
| Catg D1 Exception Values: | 20,428,720 | 23,825,050 | ||||
| Catg G1 Exception Values: | 30,199,262 | 28,683,568 | ||||
| Total Test Values (4): | 165,304,821 | 166,652,309 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 8,332,615 |
Confidence Interval Values (5)
| State Lower Limit: | 158,319,694 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 165,304,821 | (Within Confidence Interval) |
| State Upper Limit: | 174,984,924 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 195,418,494 | (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