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Coryell County
2021 Confidence Interval Detail
Coryell County
050-909/Jonesboro ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,206,970 | 0.7553 | 2,921,978 | 9 | 39 | 0.122481946 |
| A | 2,674,135 | 0.9831 | 2,720,105 | 8 | 25 | 0.035997661 |
| A | 3,398,360 | 0.9452 | 3,595,387 | 7 | 21 | 0.018708335 |
| A | 3,563,320 | 1.0644 | 3,347,726 | 5 | 11 | 0.013572275 |
| E | 51,788,142 | 0.8748 | 59,199,979 | 20 | 300 | 0.077668349 |
| Random Totals: | 63,630,927 | 71,785,175 | 49 | 396 | ||
| CATG D1 EXCEPTION VALUES: | 7,231,981 | 6,860,316 | ||||
| CATG J EXCEPTION VALUES: | 9,872,830 | 9,498,683 | ||||
| Total Test Values | 80,735,738 | 88,144,174 |
Margin of Error
| Margin of Error Percent: | 8.1962932 |
|---|---|
| Margin of Error Value: | 7,224,555 |
Confidence Interval Values(5)
| Local Test Value: | 80,735,738 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 80,919,619 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 95,368,729 | (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