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229/Tyler
2017 Confidence Interval Detail
229/Tyler
229-906/Chester ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,871,219 | 0.8519 | 4,544,218 | 16 | 88 | .097158686 |
| A | 4,149,072 | 0.8817 | 4,705,764 | 17 | 58 | .032367587 |
| A | 3,144,953 | 0.8983 | 3,501,005 | 16 | 29 | .008507629 |
| A | 3,709,254 | 0.9450 | 3,925,137 | 13 | 20 | .017303811 |
| E | 11,922,673 | 0.9300 | 12,820,078 | 21 | 236 | .046597774 |
| Random Totals: | 26,797,171 | 29,496,202 | 83 | 431 | ||
| Catg J Exception Values: | 2,645,220 | 4,626,324 | ||||
| Catg D1 Exception Values: | 13,071,717 | 12,722,537 | ||||
| Total Test Values (4): | 42,514,108 | 46,845,063 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 2,342,253 |
Confidence Interval Values (5)
| Local Test Value: | 42,514,108 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 44,502,810 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 49,187,316 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 45,143,940 | (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