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Robertson County
2019 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 | 7,575,782 | 0.8987 | 8,429,712 | 15 | 219 | 0.060540847 |
| A | 7,771,480 | 0.9285 | 8,369,930 | 16 | 108 | 0.020355076 |
| A | 8,120,657 | 0.9742 | 8,335,719 | 17 | 67 | 0.004277108 |
| A | 7,733,613 | 0.9965 | 7,760,776 | 15 | 31 | 0.002726252 |
| D2 | 6,623,700 | 1.0168 | 6,514,260 | 15 | 182 | 0.000313079 |
| E | 29,812,922 | 0.9352 | 31,878,659 | 20 | 332 | 0.042266723 |
| Random Totals: | 67,638,154 | 71,289,056 | 98 | 939 | ||
| CATG D1 EXCEPTION VALUES: | 7,932,502 | 8,051,344 | ||||
| CATG J EXCEPTION VALUES: | 21,171,852 | 22,528,009 | ||||
| Total Test Values(2) | 96,742,508 | 101,868,409 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 5,093,420 |
Confidence Interval Values(5)
| Local Test Value: | 96,742,508 | OUTSIDE CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 96,774,989 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 106,961,829 | (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