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Delta County
2021 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 | 18,528,160 | 0.7990 | 23,189,186 | 16 | 438 | 0.046418226 |
| A | 21,436,060 | 0.8390 | 25,549,535 | 17 | 281 | 0.080790669 |
| A | 31,032,010 | 0.9835 | 31,552,628 | 19 | 266 | 0.025913815 |
| A | 32,975,810 | 1.0457 | 31,534,675 | 20 | 153 | 0.013590916 |
| E | 112,684,435 | 0.9227 | 122,124,672 | 24 | 1,154 | 0.078537604 |
| Random Totals: | 216,656,475 | 233,950,696 | 96 | 2,292 | ||
| CATG D1 EXCEPTION VALUES: | 21,982,780 | 18,925,919 | ||||
| CATG J EXCEPTION VALUES: | 2,188,180 | 2,437,103 | ||||
| Total Test Values | 240,827,435 | 255,313,718 |
Margin of Error
| Margin of Error Percent: | 5.7165059 |
|---|---|
| Margin of Error Value: | 14,595,024 |
Confidence Interval Values(5)
| Local Test Value: | 240,827,435 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 240,718,694 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 269,908,742 | (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