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Delta County
2019 Confidence Interval Detail
Delta County
060-902/Cooper ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 17,617,450 | 0.9209 | 19,130,687 | 15 | 458 | 0.034293544 |
| A | 18,663,840 | 0.8995 | 20,749,127 | 18 | 276 | 0.035578937 |
| A | 23,008,450 | 0.9460 | 24,321,829 | 19 | 224 | 0.028388784 |
| A | 23,050,120 | 1.0349 | 22,272,799 | 18 | 120 | 0.013328485 |
| E | 89,515,630 | 0.9761 | 91,707,438 | 29 | 1113 | 0.024418741 |
| Random Totals: | 171,855,490 | 178,181,880 | 99 | 2,191 | ||
| CATG D1 EXCEPTION VALUES: | 17,293,890 | 19,727,870 | ||||
| CATG J EXCEPTION VALUES: | 809,210 | 1,456,926 | ||||
| Total Test Values(2) | 189,958,590 | 199,366,676 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 9,968,334 |
Confidence Interval Values(5)
| Local Test Value: | 189,958,590 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 189,398,342 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 209,335,010 | (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