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043/Collin
2016 Confidence Interval Detail
043/Collin
043-918/Community ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 67,815,839 | 0.9626 | 70,450,695 | 18 | 759 | .018588383 |
| A | 112,334,018 | 0.9552 | 117,602,615 | 55 | 669 | .007176520 |
| A | 134,982,972 | 0.9786 | 137,934,776 | 64 | 658 | .004620722 |
| A | 176,269,285 | 0.9930 | 177,511,868 | 41 | 643 | .003150530 |
| E | 139,369,586 | 0.9665 | 144,200,296 | 15 | 1,097 | .013728024 |
| Random Totals: | 630,771,700 | 647,700,250 | 193 | 3,826 | ||
| Catg J Exception Values: | 13,497,907 | 14,768,603 | ||||
| Catg D1 Exception Values: | 3,833,583 | 3,211,685 | ||||
| Total Test Values (4): | 648,103,190 | 665,680,538 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 33,284,026 |
Confidence Interval Values (5)
| State Lower Limit: | 632,396,512 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 648,103,190 | (Within Confidence Interval) |
| State Upper Limit: | 698,964,564 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 658,033,852 | (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