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247/Wilson
2017 Confidence Interval Detail
247/Wilson
247-906/Stockdale ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 17,008,199 | 0.9271 | 18,345,593 | 15 | 359 | .151734853 |
| A | 17,385,834 | 0.9873 | 17,609,474 | 15 | 194 | .005917652 |
| A | 19,776,040 | 0.9271 | 21,331,075 | 15 | 149 | .010470865 |
| A | 21,992,688 | 0.9784 | 22,478,217 | 14 | 100 | .015790541 |
| E | 91,902,084 | 0.8458 | 108,656,992 | 20 | 1,082 | .064578387 |
| Random Totals: | 168,064,845 | 188,421,351 | 79 | 1,884 | ||
| Catg D1 Exception Values: | 10,906,189 | 9,554,208 | ||||
| Total Test Values (4): | 178,971,034 | 197,975,559 |
Margin of Error
| Margin of Error Percent: | 6.4807409 |
|---|---|
| Margin of Error Value: | 12,830,283 |
Confidence Interval Values (5)
| Local Test Value: | 178,971,034 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 185,145,276 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 210,805,842 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 200,212,391 | (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