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Parker County
2019 Confidence Interval Detail
Parker County
220-915/Azle ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 226,645,952 | 0.9653 | 234,793,279 | 49 | 1908 | 0.014901340 |
| A | 231,862,481 | 0.9726 | 238,394,490 | 48 | 1053 | 0.010396252 |
| A | 308,787,379 | 0.9580 | 322,325,030 | 50 | 952 | 0.005651818 |
| A | 356,533,618 | 0.9970 | 357,606,437 | 47 | 715 | 0.006682579 |
| E | 140,925,366 | 0.9722 | 144,955,118 | 13 | 858 | 0.011333587 |
| F1 | 21,597,280 | 0.9912 | 21,789,023 | 9 | 95 | 0.010103888 |
| F1 | 21,731,590 | 0.9727 | 22,341,513 | 7 | 39 | 0.010952596 |
| F1 | 18,411,077 | 1.0091 | 18,245,047 | 6 | 16 | 0.007225875 |
| F1 | 28,024,350 | 0.9347 | 29,982,187 | 3 | 9 | 0.006612293 |
| Random Totals: | 1,354,519,093 | 1,390,432,124 | 232 | 5,645 | ||
| CATG D1 EXCEPTION VALUES: | 1,386,747 | 1,052,429 | ||||
| Total Test Values(1) | 1,355,905,840 | 1,391,484,553 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 69,574,228 |
Confidence Interval Values(5)
| Local Test Value: | 1,355,905,840 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 1,321,910,325 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 1,461,058,781 | (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