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Collin County
2024 Confidence Interval Detail
Collin County
043-918/Community 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 | 766,285,772 | 0.9739 | 786,821,822 | 75 | 2,663 | 0.003970229 |
| A | 3 | 552,831,483 | 1.0052 | 549,971,631 | 75 | 1,554 | 0.006600194 |
| A | 4 | 618,969,515 | 1.0028 | 617,241,240 | 75 | 1,427 | 0.003713215 |
| A | 5 | 661,139,063 | 0.9702 | 681,446,159 | 71 | 1,108 | 0.010871221 |
| E | 0 | 291,358,853 | 0.9510 | 306,371,034 | 13 | 969 | 0.016498382 |
| Random Totals: | 2,890,584,686 | 2,941,851,886 | 309 | 7,721 | |||
| CATG D1 EXCEPTION VALUES: | 2,931,670 | 2,377,050 | |||||
| Total Test Values | 2,893,516,356 | 2,944,228,936 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 147,211,447 |
Confidence Interval Values(5)
| Local Test Value: | 2,893,516,356 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 2,797,017,489 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 3,091,440,383 | (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