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246/Williamson
2018 Confidence Interval Detail
246/Williamson
246-908/Liberty Hill ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 397,393,871 | 0.9334 | 425,748,737 | 51 | 1,656 | .031183793 |
| A | 442,572,965 | 0.9867 | 448,538,527 | 50 | 1,271 | .007295820 |
| A | 462,909,743 | 0.9814 | 471,683,048 | 50 | 1,047 | .014269390 |
| A | 543,219,134 | 0.9920 | 547,599,933 | 60 | 824 | .007646451 |
| E | 235,407,953 | 0.9642 | 244,148,468 | 20 | 1,000 | .054783554 |
| F1 | 31,987,948 | 0.9925 | 32,229,671 | 9 | 94 | .000921552 |
| F1 | 40,061,323 | 0.9533 | 42,023,836 | 8 | 55 | .005057676 |
| F1 | 41,103,519 | 0.9705 | 42,352,930 | 7 | 30 | .000862268 |
| F1 | 43,711,436 | 0.9855 | 44,354,577 | 5 | 14 | .000820549 |
| Random Totals: | 2,238,367,892 | 2,298,679,727 | 260 | 5,991 | ||
| Catg D1 Exception Values: | 1,782,418 | 1,667,513 | ||||
| Total Test Values (4): | 2,240,150,310 | 2,300,347,240 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 115,017,362 |
Confidence Interval Values (5)
| State Lower Limit: | 2,185,329,878 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 2,240,150,310 | (Within Confidence Interval) |
| State Upper Limit: | 2,415,364,602 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 2,426,828,260 | (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