2012 Confidence Interval Detail
030/Callahan
030-903/Baird ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 7,562,980 | 0.9482 | 7,976,144 | 13 | 290 | .005189333 |
| A | 7,221,550 | 0.9709 | 7,437,996 | 15 | 144 | .088357394 |
| A | 7,393,020 | 0.9511 | 7,773,126 | 11 | 93 | .008799581 |
| A | 7,732,160 | 1.0067 | 7,680,699 | 11 | 54 | .012329888 |
| D3 | 34,225,410 | 0.8572 | 39,926,983 | 17 | 2,515 | .036404949 |
| F1 | 1,344,890 | 0.9555 | 1,407,525 | 12 | 57 | .037995237 |
| F1 | 1,714,140 | 0.9345 | 1,834,286 | 8 | 18 | .001714862 |
| F1 | 1,485,030 | 1.1006 | 1,349,291 | 3 | 3 | .045932191 |
| G1 | 1,706,153 | 1.0260 | 1,662,917 | 8 | 49 | .029442856 |
| G1 | 1,727,400 | 1.0363 | 1,666,892 | 6 | 14 | .027897700 |
| G1 | 1,960,154 | 1.0239 | 1,914,400 | 4 | 6 | .009923999 |
| Random Totals: | 74,072,887 | 80,630,259 | 108 | 3,243 | ||
| Catg J Exception Values: | 5,124,180 | 8,116,873 | ||||
| Catg D1 Exception Values: | 11,187,850 | 11,648,115 | ||||
| Catg F1 Exception Values: | 4,224,980 | 4,189,930 | ||||
| Catg G1 Exception Values: | 3,159,600 | 3,105,666 | ||||
| Total Test Values (4): | 97,769,497 | 107,690,843 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 5,384,542 |
Confidence Interval Values (5)
| Local Test Value: | 97,769,497 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 102,306,301 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 113,075,385 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 116,583,569 | (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