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Harris County
2021 Confidence Interval Detail
Harris County
101-914/Katy ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,660,866,375 | 0.9417 | 2,825,598,784 | 190 | 15,221 | 0.006526520 |
| A | 3,862,209,845 | 0.9641 | 4,006,026,185 | 193 | 17,963 | 0.003386562 |
| A | 4,564,739,622 | 0.9937 | 4,593,679,805 | 195 | 16,825 | 0.005436659 |
| A | 3,993,482,886 | 0.9783 | 4,082,063,668 | 195 | 8,642 | 0.008794535 |
| B | 605,761,745 | 0.9360 | 647,181,351 | 8 | 28 | 0.003651310 |
| B | 1,068,045,220 | 0.8311 | 1,285,098,328 | 9 | 29 | 0.040088698 |
| B | 542,298,198 | 0.8950 | 605,919,774 | 6 | 12 | 0.002788659 |
| B | 447,058,476 | 0.9293 | 481,070,135 | 7 | 8 | 0.015638448 |
| C1 | 192,513,874 | 0.6052 | 318,099,594 | 10 | 448 | 0.121106786 |
| C1 | 179,823,218 | 1.0928 | 164,552,725 | 9 | 80 | 0.098305261 |
| C1 | 159,202,200 | 1.0315 | 154,340,475 | 9 | 34 | 0.046820184 |
| C1 | 163,644,746 | 1.3922 | 117,543,992 | 7 | 13 | 0.084866496 |
| F1 | 1,902,140,869 | 0.9115 | 2,086,824,870 | 16 | 1,044 | 0.216373737 |
| F1 | 1,751,770,226 | 1.0770 | 1,626,527,601 | 15 | 243 | 0.046935514 |
| F1 | 1,722,606,547 | 1.0356 | 1,663,389,868 | 12 | 84 | 0.026215439 |
| F1 | 1,637,522,619 | 1.0188 | 1,607,305,280 | 11 | 26 | 0.007828829 |
| L1 | 295,694,850 | 0.9535 | 310,115,207 | 12 | 1,936 | 0.010707023 |
| L1 | 284,670,241 | 0.9127 | 311,899,026 | 12 | 216 | 0.009059478 |
| L1 | 297,354,439 | 0.9017 | 329,770,920 | 11 | 54 | 0.029335859 |
| L1 | 194,749,148 | 1.0120 | 192,439,870 | 5 | 7 | 0.001030807 |
| Random Totals: | 26,526,155,344 | 27,409,447,458 | 932 | 62,913 | ||
| CATG D1 EXCEPTION VALUES: | 2,264,276 | 2,443,846 | ||||
| Total Test Values | 26,528,419,620 | 27,411,891,304 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,370,594,565 |
Confidence Interval Values(5)
| Local Test Value: | 26,528,419,620 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 26,041,296,739 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 28,782,485,869 | (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