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Ellis County
2019 Confidence Interval Detail
Ellis County
070-915/Maypearl ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 58,370,280 | 0.8352 | 69,887,787 | 20 | 516 | 0.061130631 |
| A | 47,078,269 | 0.9044 | 52,054,698 | 18 | 237 | 0.011856124 |
| A | 55,069,211 | 0.9438 | 58,348,391 | 21 | 189 | 0.011845726 |
| A | 91,419,110 | 0.9886 | 92,473,306 | 25 | 221 | 0.004021608 |
| E | 137,306,497 | 0.8789 | 156,225,392 | 20 | 605 | 0.106462796 |
| Random Totals: | 389,243,367 | 428,989,574 | 104 | 1,768 | ||
| CATG D1 EXCEPTION VALUES: | 5,323,353 | 1,678,960 | ||||
| CATG J EXCEPTION VALUES: | 867,940 | 1,066,530 | ||||
| Total Test Values(2) | 395,434,660 | 431,735,064 |
Margin of Error
| Margin of Error Percent: | 5.5139874 |
|---|---|
| Margin of Error Value: | 23,805,817 |
Confidence Interval Values(5)
| Local Test Value: | 395,434,660 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 407,929,247 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 455,540,881 | (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