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034/Cass
2017 Confidence Interval Detail
034/Cass
034-902/Avinger ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 8,391,320 | 0.9828 | 8,538,177 | 14 | 136 | .027734430 |
| A | 8,013,950 | 0.9261 | 8,653,439 | 12 | 65 | .090202762 |
| A | 10,968,490 | 0.9626 | 11,394,650 | 12 | 56 | .043179212 |
| A | 11,149,810 | 0.9935 | 11,222,758 | 11 | 36 | .009548966 |
| E | 16,842,470 | 0.9174 | 18,358,917 | 20 | 349 | .099056793 |
| Random Totals: | 55,366,040 | 58,167,941 | 69 | 642 | ||
| Catg J Exception Values: | 69,825 | 72,793 | ||||
| Catg D1 Exception Values: | 4,205,590 | 4,077,074 | ||||
| Total Test Values (4): | 59,641,455 | 62,317,808 |
Margin of Error
| Margin of Error Percent: | 5.1671185 |
|---|---|
| Margin of Error Value: | 3,220,035 |
Confidence Interval Values (5)
| State Lower Limit: | 59,097,773 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 59,641,455 | (Within Confidence Interval) |
| State Upper Limit: | 65,537,843 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 56,621,611 | (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