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246/Williamson
2016 Confidence Interval Detail
246/Williamson
246-907/Jarrell ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 188,567,648 | 1.0025 | 188,097,404 | 60 | 1,252 | .002463097 |
| A | 265,886,018 | 1.0017 | 265,434,779 | 55 | 1,246 | .003156120 |
| A | 187,578,013 | 0.9808 | 191,250,013 | 26 | 650 | .008569256 |
| A | 227,080,680 | 1.0036 | 226,266,122 | 23 | 530 | .006012918 |
| E | 69,256,529 | 0.9955 | 69,569,592 | 18 | 559 | .026769946 |
| F1 | 18,162,122 | 0.9525 | 19,067,845 | 11 | 71 | .031033050 |
| F1 | 16,927,051 | 0.8975 | 18,860,224 | 7 | 24 | .006908376 |
| F1 | 20,745,399 | 0.8874 | 23,377,732 | 7 | 14 | .034537409 |
| F1 | 15,722,849 | 0.9634 | 16,320,167 | 2 | 4 | .007937669 |
| Random Totals: | 1,009,926,309 | 1,018,243,878 | 209 | 4,350 | ||
| Catg D1 Exception Values: | 5,205,490 | 5,367,289 | ||||
| Total Test Values (4): | 1,015,131,799 | 1,023,611,167 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 51,180,558 |
Confidence Interval Values (5)
| State Lower Limit: | 972,430,609 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,015,131,799 | (Within Confidence Interval) |
| State Upper Limit: | 1,074,791,725 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 944,114,945 | (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