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Montgomery County
2019 Confidence Interval Detail
Montgomery County
093-905/Richards ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 4,126,950 | 0.9264 | 4,454,825 | 10 | 52 | 0.019071679 |
| A | 4,104,230 | 0.9035 | 4,542,590 | 6 | 30 | 0.012117576 |
| A | 5,515,330 | 0.9072 | 6,079,508 | 8 | 25 | 0.013936813 |
| A | 3,855,140 | 0.9974 | 3,865,189 | 4 | 6 | 0.025599483 |
| E | 17,520,940 | 0.9693 | 18,075,869 | 17 | 83 | 0.036399113 |
| Random Totals: | 35,122,590 | 37,017,981 | 45 | 196 | ||
| CATG D1 EXCEPTION VALUES: | 2,963,145 | 2,887,263 | ||||
| Total Test Values(1) | 38,085,735 | 39,905,244 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,995,262 |
Confidence Interval Values(5)
| Local Test Value: | 38,085,735 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 37,909,982 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 41,900,506 | (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