2008 Confidence Interval Detail
043/Collin
043-911/Princeton ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 87,769,280 | 0.9807 | 89,496,564 | 25 | 1,344 | .001898827 |
| A | 98,421,440 | 0.9846 | 99,960,837 | 22 | 908 | .006568253 |
| A | 91,471,861 | 1.0211 | 89,581,687 | 25 | 620 | .005902093 |
| A | 88,809,654 | 0.9801 | 90,612,850 | 24 | 438 | .005980148 |
| D3 | 66,867,101 | 1.0437 | 64,067,357 | 28 | 1,419 | .003761777 |
| Random Totals: | 433,339,336 | 433,719,295 | 124 | 4,729 | ||
| Catg D1 Exception Values: | 2,330,801 | 2,413,639 | ||||
| Total Test Values (4): | 435,670,137 | 436,132,934 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 21,806,647 |
Confidence Interval Values (5)
| State Lower Limit: | 414,326,287 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 435,670,137 | (Within Confidence Interval) |
| State Upper Limit: | 457,939,581 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 500,288,870 | (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