2007 Confidence Interval Detail
043/Collin
043-905/Frisco ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,327,191,566 | 0.9988 | 2,329,987,551 | 75 | 11,350 | .001349583 |
| A | 2,325,930,122 | 1.0043 | 2,315,971,445 | 74 | 8,672 | .001275457 |
| A | 2,326,835,003 | 0.9857 | 2,360,591,461 | 73 | 6,535 | .000792825 |
| A | 2,326,199,189 | 0.9990 | 2,328,527,717 | 75 | 3,323 | .002538492 |
| B | 165,896,680 | 0.9485 | 174,904,249 | 7 | 386 | .019535368 |
| B | 173,616,619 | 0.7484 | 231,983,724 | 6 | 7 | .038305563 |
| B | 188,003,234 | 0.7916 | 237,497,769 | 3 | 6 | .019470453 |
| B | 136,026,723 | 0.8631 | 157,602,506 | 2 | 3 | .010345853 |
| D3 | 509,319,650 | 0.9891 | 514,932,413 | 10 | 1,144 | .001295681 |
| F1 | 583,944,856 | 0.8619 | 677,508,825 | 7 | 240 | .038291391 |
| F1 | 577,968,670 | 0.7011 | 824,374,084 | 6 | 60 | .087826537 |
| F1 | 616,138,056 | 0.8630 | 713,949,080 | 5 | 22 | .013033325 |
| F1 | 540,388,008 | 0.9196 | 587,633,763 | 3 | 5 | .000477129 |
| L1 | 145,683,028 | 0.9840 | 148,051,858 | 10 | 797 | .001951520 |
| L1 | 146,734,495 | 0.9862 | 148,787,766 | 13 | 117 | .006069823 |
| L1 | 145,327,578 | 1.0052 | 144,575,784 | 6 | 30 | .001803487 |
| Random Totals: | 13,235,203,477 | 13,896,879,995 | 375 | 32,697 | ||
| Catg D1 Exception Values: | 2,504,655 | 2,408,927 | ||||
| Catg L1 Exception Values: | 140,606,619 | 145,607,008 | ||||
| Total Test Values (4): | 13,378,314,751 | 14,044,895,930 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 702,244,797 |
Confidence Interval Values (5)
| State Lower Limit: | 13,342,651,133 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 13,378,314,751 | (Within Confidence Interval) |
| State Upper Limit: | 14,747,140,727 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 13,838,064,635 | (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