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Collin County
2024 Confidence Interval Detail
Collin County
043-917/Blue Ridge ISD
Category Summary
| (1) Category |
(1) Stratum Number |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|---|
| A | 2 | 68,784,577 | 0.9485 | 72,519,322 | 10 | 373 | 0.030641337 |
| A | 3 | 66,155,866 | 0.9736 | 67,949,739 | 8 | 203 | 0.002016488 |
| A | 4 | 83,600,148 | 0.9948 | 84,037,141 | 10 | 153 | 0.002278073 |
| A | 5 | 44,040,174 | 0.9630 | 45,732,268 | 8 | 56 | 0.007951557 |
| E | 0 | 308,189,315 | 0.9616 | 320,496,376 | 14 | 1,074 | 0.025449692 |
| Random Totals: | 570,770,080 | 590,734,846 | 50 | 1,859 | |||
| CATG D1 EXCEPTION VALUES: | 3,785,870 | 2,641,715 | |||||
| CATG J EXCEPTION VALUES: | 33,637,816 | 33,208,514 | |||||
| Total Test Values | 608,193,766 | 626,585,075 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 31,329,254 |
Confidence Interval Values(5)
| Local Test Value: | 608,193,766 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 595,255,821 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 657,914,329 | (State Test Value plus Margin of Error Percent) |
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, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values