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229/Tyler
2018 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 | 3,454,229 | 0.7169 | 4,818,286 | 17 | 83 | .044875043 |
| A | 3,329,789 | 0.8571 | 3,884,948 | 16 | 49 | .059755656 |
| A | 3,384,333 | 0.8156 | 4,149,501 | 16 | 33 | .030910122 |
| A | 3,242,993 | 0.8792 | 3,688,573 | 13 | 19 | .025689548 |
| E | 14,647,895 | 0.7120 | 20,572,886 | 21 | 266 | .356726287 |
| Random Totals: | 28,059,239 | 37,114,194 | 83 | 450 | ||
| Catg D1 Exception Values: | 13,224,965 | 12,814,565 | ||||
| Total Test Values (4): | 41,284,204 | 49,928,759 |
Margin of Error
| Margin of Error Percent: | 10.3431872 |
|---|---|
| Margin of Error Value: | 5,164,225 |
Confidence Interval Values (5)
| Local Test Value: | 41,284,204 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 44,764,534 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 55,092,984 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 48,424,475 | (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