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Robertson County
2021 Confidence Interval Detail
Robertson County
198-902/Calvert ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 8,204,997 | 0.7309 | 11,225,882 | 10 | 228 | 0.123953429 |
| A | 7,685,345 | 0.9636 | 7,975,659 | 10 | 103 | 0.033898913 |
| A | 8,801,154 | 0.9095 | 9,676,915 | 9 | 71 | 0.036521733 |
| A | 9,379,875 | 1.0055 | 9,328,568 | 8 | 39 | 0.111538881 |
| E | 46,204,168 | 0.9118 | 50,673,578 | 20 | 385 | 0.018773182 |
| Random Totals: | 80,275,539 | 88,880,602 | 57 | 826 | ||
| CATG D1 EXCEPTION VALUES: | 9,498,559 | 8,187,626 | ||||
| CATG J EXCEPTION VALUES: | 41,091,367 | 46,179,544 | ||||
| Total Test Values | 130,865,465 | 143,247,772 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 7,162,389 |
Confidence Interval Values(5)
| Local Test Value: | 130,865,465 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 136,085,383 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 150,410,161 | (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