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246/Williamson
2018 Confidence Interval Detail
246/Williamson
246-913/Leander ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 2,340,043,814 | 0.9884 | 2,367,506,894 | 295 | 10,895 | .003375107 |
| A | 2,906,950,389 | 0.9889 | 2,939,579,724 | 294 | 11,106 | .004433038 |
| A | 2,865,466,468 | 0.9891 | 2,897,044,250 | 198 | 8,802 | .003783662 |
| A | 3,204,985,175 | 1.0077 | 3,180,495,361 | 123 | 6,994 | .006071156 |
| B | 237,805,578 | 1.0094 | 235,591,022 | 10 | 1,005 | .002477579 |
| B | 330,516,101 | 1.0123 | 326,500,149 | 10 | 517 | .007872679 |
| B | 202,718,518 | 0.9072 | 223,455,157 | 4 | 8 | .001759157 |
| B | 315,217,752 | 0.9295 | 339,126,145 | 3 | 8 | .002462547 |
| C1 | 56,800,669 | 0.9181 | 61,867,628 | 15 | 348 | .044117173 |
| C1 | 69,089,162 | 1.0265 | 67,305,565 | 9 | 126 | .113574677 |
| C1 | 58,232,690 | 0.6953 | 83,751,891 | 10 | 61 | .258341207 |
| C1 | 67,252,994 | 0.9025 | 74,518,553 | 8 | 36 | .040149802 |
| F1 | 475,705,459 | 0.9706 | 490,114,835 | 10 | 458 | .000680494 |
| F1 | 506,444,507 | 0.9855 | 513,895,999 | 9 | 193 | .004436516 |
| F1 | 528,429,420 | 0.9700 | 544,772,598 | 9 | 84 | .007606463 |
| F1 | 603,490,652 | 1.0035 | 601,385,802 | 7 | 28 | .002640872 |
| L1 | 105,818,084 | 1.2659 | 83,591,187 | 11 | 777 | .087487305 |
| L1 | 128,786,368 | 1.2109 | 106,355,907 | 13 | 185 | .090396973 |
| L1 | 140,506,275 | 0.9624 | 145,995,714 | 7 | 36 | .006122848 |
| L1 | 86,406,790 | 0.9654 | 89,503,615 | 4 | 5 | .001908287 |
| Random Totals: | 15,230,666,865 | 15,372,357,996 | 1,049 | 41,672 | ||
| Catg D1 Exception Values: | 515,081 | 483,027 | ||||
| Total Test Values (4): | 15,231,181,946 | 15,372,841,023 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 768,642,051 |
Confidence Interval Values (5)
| State Lower Limit: | 14,604,198,972 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 15,231,181,946 | (Within Confidence Interval) |
| State Upper Limit: | 16,141,483,074 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 14,946,448,676 | (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