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198/Robertson
2017 Confidence Interval Detail
198/Robertson
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 | 5,725,635 | 0.8727 | 6,560,828 | 16 | 199 | .159583720 |
| A | 7,055,557 | 0.8867 | 7,957,096 | 16 | 112 | .044762783 |
| A | 8,185,218 | 0.8847 | 9,251,970 | 18 | 74 | .073193425 |
| A | 8,063,895 | 1.0273 | 7,849,601 | 16 | 36 | .037478142 |
| D2 | 5,854,747 | 1.1854 | 4,939,048 | 9 | 166 | .134321959 |
| E | 21,581,815 | 0.8955 | 24,100,296 | 23 | 312 | .137793163 |
| Random Totals: | 56,466,867 | 60,658,839 | 98 | 899 | ||
| Catg J Exception Values: | 19,354,048 | 19,089,615 | ||||
| Catg D1 Exception Values: | 6,734,835 | 6,660,979 | ||||
| Total Test Values (4): | 82,555,750 | 86,409,433 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 4,320,471 |
Confidence Interval Values (5)
| State Lower Limit: | 82,088,962 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 82,555,750 | (Within Confidence Interval) |
| State Upper Limit: | 90,729,904 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 111,013,256 | (See ISD Summary Worksheet) |
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
(6) Includes local value of unstudied property categories and sub-categories