2010 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 | 189,951,251 | 0.9620 | 197,454,523 | 40 | 1,304 | .008391164 |
| A | 201,193,464 | 0.9703 | 207,351,813 | 33 | 761 | .006646826 |
| A | 164,878,082 | 0.9683 | 170,275,826 | 13 | 466 | .008276214 |
| A | 147,107,670 | 0.9934 | 148,085,031 | 12 | 248 | .015018293 |
| C | 18,636,090 | 0.9855 | 18,910,289 | 12 | 425 | .021393503 |
| C | 28,455,501 | 1.0342 | 27,514,505 | 10 | 278 | .033773014 |
| C | 10,539,737 | 0.9513 | 11,079,299 | 11 | 65 | .007662350 |
| C | 20,145,626 | 0.9500 | 21,205,922 | 10 | 44 | .008851233 |
| D3 | 126,863,641 | 0.9930 | 127,757,947 | 22 | 1,972 | .099754721 |
| F1 | 21,372,306 | 0.9911 | 21,564,228 | 9 | 86 | .000774334 |
| F1 | 17,747,774 | 0.9884 | 17,956,064 | 8 | 34 | .000969736 |
| F1 | 24,333,472 | 0.9537 | 25,514,808 | 7 | 28 | .002620240 |
| F1 | 17,028,875 | 0.9816 | 17,348,080 | 5 | 9 | .001190356 |
| Random Totals: | 988,253,489 | 1,012,018,335 | 192 | 5,720 | ||
| Catg J Exception Values: | 14,504,037 | 15,104,114 | ||||
| Catg D1 Exception Values: | 2,754,968 | 2,338,640 | ||||
| Total Test Values (4): | 1,005,512,494 | 1,029,461,089 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 51,473,054 |
Confidence Interval Values (5)
| State Lower Limit: | 977,988,035 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,005,512,494 | (Within Confidence Interval) |
| State Upper Limit: | 1,080,934,143 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,018,942,192 | (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