2011 Confidence Interval Detail
168/Mitchell
168-901/Colorado ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 16,617,060 | 1.0073 | 16,496,635 | 15 | 714 | .044200920 |
| A | 17,143,930 | 0.9234 | 18,566,093 | 12 | 433 | .044983529 |
| A | 19,020,140 | 0.9048 | 21,021,375 | 15 | 314 | .032700788 |
| A | 21,268,930 | 0.9915 | 21,451,266 | 11 | 196 | .013685999 |
| D3 | 25,078,690 | 0.9809 | 25,567,020 | 29 | 2,033 | .070766102 |
| F1 | 4,230,890 | 0.9298 | 4,550,323 | 11 | 111 | .015136367 |
| F1 | 4,786,718 | 0.9844 | 4,862,574 | 9 | 33 | .014184415 |
| F1 | 4,306,250 | 0.9546 | 4,511,052 | 8 | 14 | .008560388 |
| G1 | 17,026,750 | 1.0467 | 16,267,077 | 8 | 37 | .057557931 |
| G1 | 18,087,568 | 1.0204 | 17,725,958 | 6 | 13 | .010695271 |
| G1 | 32,751,773 | 1.0117 | 32,373,009 | 2 | 3 | .001828199 |
| Random Totals: | 180,318,699 | 183,392,382 | 126 | 3,901 | ||
| Catg J Exception Values: | 7,394,160 | 8,229,774 | ||||
| Catg D1 Exception Values: | 19,123,020 | 22,560,386 | ||||
| Catg F1 Exception Values: | 3,888,660 | 4,679,254 | ||||
| Catg G1 Exception Values: | 61,528,458 | 61,719,113 | ||||
| Total Test Values (4): | 272,252,997 | 280,580,909 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 14,029,045 |
Confidence Interval Values (5)
| State Lower Limit: | 266,551,864 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 272,252,997 | (Within Confidence Interval) |
| State Upper Limit: | 294,609,954 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 334,019,744 | (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, D3, 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