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Johnson County
2021 Confidence Interval Detail
Johnson County
126-904/Grandview ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 27,040,003 | 0.9800 | 27,591,840 | 15 | 257 | 0.033648888 |
| A | 33,337,550 | 0.9532 | 34,974,350 | 14 | 200 | 0.018394555 |
| A | 29,627,555 | 1.0148 | 29,195,462 | 14 | 129 | 0.014841093 |
| A | 46,548,935 | 0.9866 | 47,181,163 | 14 | 132 | 0.030457972 |
| E | 250,367,770 | 0.9187 | 272,523,969 | 20 | 1,347 | 0.049246831 |
| Random Totals: | 386,921,813 | 411,466,784 | 77 | 2,065 | ||
| CATG D1 EXCEPTION VALUES: | 6,289,981 | 4,398,948 | ||||
| CATG J EXCEPTION VALUES: | 6,309,953 | 6,558,897 | ||||
| Total Test Values | 399,521,747 | 422,424,629 |
Margin of Error
| Margin of Error Percent: | 6.4663611 |
|---|---|
| Margin of Error Value: | 27,315,502 |
Confidence Interval Values(5)
| Local Test Value: | 399,521,747 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 395,109,127 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 449,740,131 | (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