2007 Confidence Interval Detail
061/Denton
061-911/Northwest ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 744,398,384 | 1.0018 | 743,060,874 | 57 | 5,154 | .001928911 |
| A | 744,480,000 | 1.0199 | 729,953,917 | 57 | 3,625 | .002015255 |
| A | 744,327,801 | 1.0160 | 732,606,103 | 57 | 2,609 | .002087253 |
| A | 744,247,712 | 1.0069 | 739,147,594 | 57 | 1,572 | .002120381 |
| F1 | 312,562,081 | 0.9106 | 343,248,497 | 7 | 370 | .009656446 |
| F1 | 314,128,602 | 0.8728 | 359,909,031 | 6 | 38 | .005139457 |
| F1 | 315,265,288 | 0.8946 | 352,409,220 | 5 | 19 | .008568668 |
| F1 | 292,453,072 | 1.0185 | 287,140,964 | 4 | 10 | .031793261 |
| G1 | 481,729,306 | 1.0013 | 481,103,871 | 7 | 658 | .013563407 |
| G1 | 480,865,629 | 0.9174 | 524,161,357 | 7 | 367 | .005686334 |
| G1 | 482,388,939 | 0.9741 | 495,215,008 | 7 | 242 | .011252144 |
| G1 | 478,447,830 | 1.0131 | 472,261,208 | 7 | 117 | .003879041 |
| L1 | 166,350,450 | 1.1225 | 148,196,392 | 7 | 230 | .027851086 |
| L1 | 182,528,904 | 1.3465 | 135,558,042 | 5 | 25 | .227891233 |
| L1 | 173,190,218 | 1.0614 | 163,171,489 | 3 | 5 | .002546526 |
| Random Totals: | 6,657,364,216 | 6,707,143,567 | 293 | 15,041 | ||
| Catg D1 Exception Values: | 11,875,433 | 9,955,683 | ||||
| Catg L1 Exception Values: | 128,875,593 | 123,384,336 | ||||
| Total Test Values (4): | 6,798,115,242 | 6,840,483,586 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 342,024,179 |
Confidence Interval Values (5)
| State Lower Limit: | 6,498,459,407 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 6,798,115,242 | (Within Confidence Interval) |
| State Upper Limit: | 7,182,507,765 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 8,316,129,498 | (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