2009 Confidence Interval Detail
049/Cooke
049-905/Callisburg ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 101,412,323 | 1.0216 | 99,268,131 | 24 | 848 | .022290206 |
| A | 95,999,632 | 0.9613 | 99,864,384 | 13 | 402 | .003807451 |
| A | 98,148,480 | 0.9761 | 100,551,665 | 14 | 251 | .004245387 |
| A | 103,610,727 | 0.9776 | 105,984,786 | 8 | 162 | .002556141 |
| D3 | 144,680,187 | 1.0525 | 137,463,361 | 26 | 3,928 | .044634657 |
| G1 | 6,410,750 | 0.9908 | 6,470,277 | 9 | 35 | .006182264 |
| G1 | 6,958,990 | 1.0345 | 6,726,912 | 7 | 15 | .001805567 |
| G1 | 6,662,660 | 1.0671 | 6,243,707 | 4 | 5 | .013662243 |
| Random Totals: | 563,883,749 | 562,573,223 | 105 | 5,646 | ||
| Catg D1 Exception Values: | 5,858,376 | 5,502,950 | ||||
| Catg G1 Exception Values: | 18,918,930 | 17,947,823 | ||||
| Total Test Values (4): | 588,661,055 | 586,023,996 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 29,301,200 |
Confidence Interval Values (5)
| State Lower Limit: | 556,722,796 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 588,661,055 | (Within Confidence Interval) |
| State Upper Limit: | 615,325,196 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 539,795,313 | (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