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Lamb County
2019 Confidence Interval Detail
Lamb County
140-901/Amherst ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,881,270 | 0.7329 | 2,566,885 | 15 | 120 | 0.010117576 |
| A | 2,118,290 | 0.7194 | 2,944,523 | 15 | 67 | 0.025571385 |
| A | 2,114,980 | 0.8060 | 2,624,045 | 15 | 37 | 0.018555850 |
| A | 2,179,190 | 0.9732 | 2,239,201 | 10 | 19 | 0.014377026 |
| E | 6,789,320 | 0.9753 | 6,961,263 | 20 | 124 | 0.041472910 |
| Random Totals: | 15,083,050 | 17,335,917 | 75 | 367 | ||
| CATG D1 EXCEPTION VALUES: | 13,648,240 | 9,271,209 | ||||
| CATG J EXCEPTION VALUES: | 3,601,170 | 3,707,806 | ||||
| Total Test Values(2) | 32,332,460 | 30,314,932 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,515,747 |
Confidence Interval Values(5)
| Local Test Value: | 32,332,460 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 28,799,185 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 31,830,679 | (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