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Galveston County
2021 Confidence Interval Detail
Galveston County
084-909/Santa Fe ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 338,982,644 | 0.9222 | 367,580,399 | 54 | 2,198 | 0.050244886 |
| A | 497,750,380 | 1.0243 | 485,941,990 | 59 | 2,215 | 0.008971319 |
| A | 617,714,562 | 1.0128 | 609,907,743 | 59 | 2,072 | 0.021858757 |
| A | 728,265,731 | 0.9983 | 729,505,891 | 57 | 1,574 | 0.014835623 |
| E | 167,549,577 | 1.0488 | 159,753,601 | 10 | 888 | 0.021797822 |
| Random Totals: | 2,350,262,894 | 2,352,689,624 | 239 | 8,947 | ||
| CATG D1 EXCEPTION VALUES: | 1,967,008 | 1,441,466 | ||||
| Total Test Values | 2,352,229,902 | 2,354,131,090 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 117,706,555 |
Confidence Interval Values(5)
| Local Test Value: | 2,352,229,902 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 2,236,424,535 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 2,471,837,645 | (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