2007 Confidence Interval Detail
061/Denton
061-908/Sanger ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 86,388,922 | 0.9957 | 86,761,999 | 26 | 1,024 | .001709751 |
| A | 86,388,545 | 1.0092 | 85,601,016 | 59 | 697 | .001201376 |
| A | 86,232,210 | 1.0269 | 83,973,327 | 71 | 516 | .002596905 |
| A | 86,266,970 | 1.0145 | 85,033,977 | 33 | 344 | .001029406 |
| D3 | 123,559,308 | 1.3069 | 94,543,812 | 29 | 3,045 | 1.166470558 |
| F1 | 12,237,144 | 1.0464 | 11,694,518 | 7 | 68 | .038852744 |
| F1 | 12,429,181 | 0.9848 | 12,621,021 | 6 | 28 | .009046175 |
| F1 | 11,951,954 | 1.0112 | 11,819,575 | 5 | 16 | .001317945 |
| F1 | 12,156,168 | 1.0579 | 11,490,848 | 4 | 10 | .010148354 |
| Random Totals: | 517,610,402 | 483,540,093 | 240 | 5,748 | ||
| Catg D1 Exception Values: | 5,615,105 | 4,685,627 | ||||
| Catg F1 Exception Values: | 28,709,573 | 29,654,047 | ||||
| Total Test Values (4): | 551,935,080 | 517,879,767 |
Margin of Error
| Margin of Error Percent: | 7.1635585 |
|---|---|
| Margin of Error Value: | 37,098,620 |
Confidence Interval Values (5)
| State Lower Limit: | 480,781,147 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 551,935,080 | (Within Confidence Interval) |
| State Upper Limit: | 554,978,387 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 656,001,419 | (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