2011 Confidence Interval Detail
221/Taylor
221-912/Wylie ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 206,083,704 | 1.0095 | 204,144,333 | 41 | 1,822 | .004324354 |
| A | 222,357,161 | 1.0002 | 222,312,698 | 46 | 1,359 | .001877531 |
| A | 236,216,961 | 0.9819 | 240,571,302 | 57 | 1,106 | .002484352 |
| A | 234,578,818 | 0.9863 | 237,837,187 | 43 | 663 | .002356078 |
| D3 | 157,446,204 | 0.9707 | 162,198,624 | 33 | 2,846 | .005243547 |
| F1 | 20,887,787 | 1.0252 | 20,374,353 | 10 | 78 | .009519168 |
| F1 | 19,564,054 | 1.0222 | 19,139,165 | 7 | 22 | .007298369 |
| L1 | 14,694,741 | 1.0017 | 14,669,802 | 10 | 138 | .000703419 |
| L1 | 9,561,270 | 0.9949 | 9,610,282 | 11 | 17 | .000977915 |
| L1 | 30,598,255 | 0.9990 | 30,628,884 | 6 | 10 | .000382008 |
| Random Totals: | 1,151,988,955 | 1,161,486,630 | 264 | 8,061 | ||
| Catg D1 Exception Values: | 5,805,322 | 6,138,326 | ||||
| Catg F1 Exception Values: | 84,383,251 | 84,319,152 | ||||
| Catg L1 Exception Values: | 20,227,550 | 20,838,624 | ||||
| Total Test Values (4): | 1,262,405,078 | 1,272,782,732 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 63,639,137 |
Confidence Interval Values (5)
| State Lower Limit: | 1,209,143,595 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,262,405,078 | (Within Confidence Interval) |
| State Upper Limit: | 1,336,421,869 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,291,023,889 | (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