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Scurry County
2020 Confidence Interval Detail
Scurry County
208-903/Ira ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,867,309 | 0.9303 | 3,082,134 | 9 | 46 | 0.007417823 |
| A | 3,926,825 | 0.9256 | 4,242,464 | 9 | 35 | 0.003700682 |
| A | 2,899,728 | 0.9492 | 3,054,918 | 7 | 19 | 0.002620445 |
| A | 3,213,485 | 0.9668 | 3,323,836 | 7 | 11 | 0.000437299 |
| E | 16,372,132 | 0.9229 | 17,739,876 | 10 | 190 | 0.016721308 |
| G1 | 13,549,124 | 1.0139 | 13,363,373 | 9 | 76 | 0.001735278 |
| G1 | 13,181,653 | 1.0041 | 13,127,829 | 7 | 22 | 0.001766957 |
| G1 | 13,949,281 | 1.0614 | 13,142,341 | 6 | 11 | 0.016365875 |
| G1 | 12,093,331 | 0.9839 | 12,291,220 | 4 | 5 | 0.000582748 |
| Random Totals: | 82,052,868 | 83,367,991 | 68 | 415 | ||
| CATG D1 EXCEPTION VALUES: | 7,582,808 | 7,035,175 | ||||
| CATG J EXCEPTION VALUES: | 20,733,900 | 21,929,618 | ||||
| Total Test Values | 110,369,576 | 112,332,784 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 5,616,639 |
Confidence Interval Values(5)
| Local Test Value: | 110,369,576 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 106,716,145 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 117,949,423 | (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