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Lamar County
2020 Confidence Interval Detail
Lamar County
139-912/Prairiland ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 8,260,280 | 0.8304 | 9,947,351 | 15 | 206 | 0.040538104 |
| A | 14,487,560 | 0.8721 | 16,612,269 | 15 | 217 | 0.040655304 |
| A | 29,341,510 | 0.8291 | 35,389,591 | 15 | 310 | 0.042726883 |
| A | 42,007,190 | 1.0212 | 41,135,125 | 17 | 262 | 0.012439683 |
| E | 175,611,855 | 0.8426 | 208,416,633 | 21 | 1,771 | 0.035016342 |
| Random Totals: | 269,708,395 | 311,500,969 | 83 | 2,766 | ||
| CATG D1 EXCEPTION VALUES: | 13,622,653 | 11,225,222 | ||||
| CATG J EXCEPTION VALUES: | 18,211,857 | 20,332,761 | ||||
| Total Test Values | 301,542,905 | 343,058,952 |
Margin of Error
| Margin of Error Percent: | 5.0921568 |
|---|---|
| Margin of Error Value: | 17,469,100 |
Confidence Interval Values(5)
| Local Test Value: | 301,542,905 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 325,589,852 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 360,528,052 | (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