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Collin County
2024 Confidence Interval Detail
Collin County
043-912/Prosper 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 | 3,827,800,486 | 0.9854 | 3,884,514,396 | 150 | 6,958 | 0.008326553 |
| A | 3 | 4,389,204,945 | 0.9826 | 4,466,929,519 | 150 | 6,296 | 0.003746649 |
| A | 4 | 4,916,456,772 | 0.9840 | 4,996,399,159 | 148 | 5,792 | 0.003422789 |
| A | 5 | 4,713,542,179 | 0.9475 | 4,974,714,701 | 143 | 3,871 | 0.010534772 |
| B | 0 | 1,078,234,691 | 0.9323 | 1,156,531,901 | 8 | 45 | 0.035583113 |
| C1 | 2 | 104,792,059 | 0.7848 | 133,527,088 | 10 | 107 | 0.074077752 |
| C1 | 3 | 92,776,172 | 0.8450 | 109,794,286 | 9 | 40 | 0.065039227 |
| C1 | 4 | 86,807,255 | 0.7690 | 112,883,296 | 7 | 18 | 0.097461025 |
| C1 | 5 | 156,392,817 | 0.6711 | 233,039,513 | 5 | 11 | 0.040036504 |
| F1 | 2 | 369,005,836 | 1.0047 | 367,279,622 | 11 | 270 | 0.016217107 |
| F1 | 3 | 467,183,936 | 1.0274 | 454,724,485 | 9 | 94 | 0.037581703 |
| F1 | 4 | 350,456,244 | 1.1688 | 299,842,782 | 8 | 25 | 0.012758317 |
| F1 | 5 | 265,751,130 | 1.1015 | 241,262,941 | 6 | 9 | 0.026612603 |
| L1 | 2 | 108,250,318 | 1.0339 | 104,700,956 | 11 | 464 | 0.002153111 |
| L1 | 3 | 93,618,957 | 0.9156 | 102,248,752 | 10 | 41 | 0.078403568 |
| L1 | 4 | 97,598,598 | 0.9605 | 101,612,283 | 6 | 13 | 0.004342880 |
| L1 | 5 | 119,943,211 | 1.0229 | 117,258,003 | 3 | 4 | 0.000125304 |
| Random Totals: | 21,237,815,606 | 21,857,263,683 | 694 | 24,058 | |||
| CATG D1 EXCEPTION VALUES: | 1,420,230 | 1,176,546 | |||||
| Total Test Values | 21,239,235,836 | 21,858,440,229 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,092,922,011 |
Confidence Interval Values(5)
| Local Test Value: | 21,239,235,836 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 20,765,518,218 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 22,951,362,240 | (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