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210/Shelby
2017 Confidence Interval Detail
210/Shelby
210-906/Excelsior ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 1,424,780 | 0.8470 | 1,682,149 | 8 | 42 | .075415432 |
| A | 1,418,390 | 0.8431 | 1,682,351 | 10 | 21 | .027297440 |
| A | 1,158,030 | 1.0230 | 1,131,994 | 6 | 11 | .020074834 |
| A | 1,288,210 | 1.0112 | 1,273,942 | 6 | 8 | .014792301 |
| E | 5,392,063 | 0.9162 | 5,885,247 | 16 | 110 | .028428788 |
| G1 | 1,703,851 | 0.9320 | 1,828,166 | 4 | 6 | .023593436 |
| Random Totals: | 12,385,324 | 13,483,849 | 50 | 198 | ||
| Catg J Exception Values: | 166,420 | 133,638 | ||||
| Catg D1 Exception Values: | 2,458,995 | 2,497,511 | ||||
| Catg G1 Exception Values: | 12,895,839 | 12,978,870 | ||||
| Total Test Values (4): | 27,906,578 | 29,093,868 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,454,693 |
Confidence Interval Values (5)
| State Lower Limit: | 27,639,175 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 27,906,578 | (Within Confidence Interval) |
| State Upper Limit: | 30,548,561 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 41,967,254 | (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