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045/Colorado
2017 Confidence Interval Detail
045/Colorado
045-902/Columbus ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 66,337,869 | 0.9506 | 69,785,261 | 17 | 825 | .029301147 |
| A | 71,875,551 | 0.9563 | 75,160,045 | 12 | 495 | .015986810 |
| A | 77,385,210 | 0.9507 | 81,398,138 | 21 | 375 | .014851697 |
| A | 84,746,870 | 0.9569 | 88,563,977 | 9 | 262 | .002802828 |
| E | 382,971,642 | 0.9121 | 419,879,007 | 30 | 3,738 | .047837593 |
| F1 | 26,094,390 | 1.0288 | 25,363,909 | 9 | 164 | .002557090 |
| F1 | 28,381,290 | 0.9629 | 29,474,805 | 9 | 49 | .037417018 |
| F1 | 23,617,850 | 1.0649 | 22,178,467 | 7 | 18 | .014909946 |
| F1 | 34,206,720 | 1.0584 | 32,319,274 | 4 | 10 | .005883489 |
| Random Totals: | 795,617,392 | 844,122,883 | 118 | 5,936 | ||
| Catg J Exception Values: | 30,043,513 | 29,294,346 | ||||
| Catg D1 Exception Values: | 25,243,918 | 18,911,393 | ||||
| Total Test Values (4): | 850,904,823 | 892,328,622 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 44,616,431 |
Confidence Interval Values (5)
| State Lower Limit: | 847,712,191 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 850,904,823 | (Within Confidence Interval) |
| State Upper Limit: | 936,945,053 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,034,482,427 | (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