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049/Cooke
2017 Confidence Interval Detail
049/Cooke
049-906/Era ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 5,289,106 | 0.9616 | 5,500,318 | 9 | 108 | .038949073 |
| A | 5,695,987 | 1.0140 | 5,617,344 | 8 | 60 | .006180389 |
| A | 5,828,943 | 0.9638 | 6,047,876 | 8 | 40 | .026657690 |
| A | 6,345,812 | 0.9816 | 6,464,764 | 7 | 27 | .008004396 |
| E | 69,651,754 | 0.8646 | 80,559,512 | 20 | 712 | .074177820 |
| G1 | 6,546,140 | 1.0049 | 6,514,220 | 11 | 86 | .016338473 |
| G1 | 6,488,770 | 1.0237 | 6,338,546 | 9 | 29 | .003056166 |
| G1 | 6,610,300 | 0.9879 | 6,691,264 | 8 | 18 | .002647995 |
| G1 | 6,217,080 | 1.0114 | 6,147,004 | 5 | 7 | .002160233 |
| Random Totals: | 118,673,892 | 129,880,848 | 85 | 1,087 | ||
| Catg J Exception Values: | 374,790 | 300,966 | ||||
| Catg D1 Exception Values: | 9,276,615 | 7,208,061 | ||||
| Total Test Values (4): | 128,325,297 | 137,389,875 |
Margin of Error
| Margin of Error Percent: | 7.0582865 |
|---|---|
| Margin of Error Value: | 9,697,371 |
Confidence Interval Values (5)
| State Lower Limit: | 127,692,504 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 128,325,297 | (Within Confidence Interval) |
| State Upper Limit: | 147,087,246 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 143,857,920 | (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