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Erath County
2021 Confidence Interval Detail
Erath County
018-906/Iredell ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 6,133,240 | 0.9802 | 6,257,131 | 5 | 16 | 0.006958615 |
| E | 10,057,590 | 1.0029 | 10,028,507 | 16 | 55 | 0.035413278 |
| Random Totals: | 16,190,830 | 16,285,638 | 21 | 71 | ||
| CATG D1 EXCEPTION VALUES: | 1,426,940 | 1,029,131 | ||||
| CATG F1 EXCEPTION VALUES: | 10,726,150 | 10,243,742 | ||||
| CATG J EXCEPTION VALUES: | 400,430 | 420,540 | ||||
| Total Test Values | 28,744,350 | 27,979,051 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,398,953 |
Confidence Interval Values(5)
| Local Test Value: | 28,744,350 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 26,580,098 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 29,378,004 | (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