2008 Confidence Interval Detail
161/McLennan
161-922/Robinson ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 62,847,088 | 0.8874 | 70,821,600 | 23 | 836 | .017997727 |
| A | 83,150,134 | 0.9292 | 89,485,723 | 28 | 785 | .009243225 |
| A | 84,793,365 | 0.9941 | 85,296,615 | 29 | 589 | .006890763 |
| A | 95,589,101 | 1.0017 | 95,426,875 | 43 | 458 | .006478070 |
| D3 | 61,856,954 | 0.9696 | 63,796,363 | 14 | 1,719 | .059675924 |
| F1 | 6,127,994 | 1.0080 | 6,079,359 | 6 | 54 | .008192459 |
| F1 | 8,843,218 | 0.9341 | 9,467,100 | 5 | 21 | .004451892 |
| F1 | 9,818,808 | 1.0086 | 9,735,086 | 3 | 7 | .002494190 |
| Random Totals: | 413,026,662 | 430,108,721 | 151 | 4,469 | ||
| Catg D1 Exception Values: | 5,717,435 | 5,106,642 | ||||
| Catg F1 Exception Values: | 5,901,422 | 5,732,511 | ||||
| Total Test Values (4): | 424,645,519 | 440,947,874 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 22,047,394 |
Confidence Interval Values (5)
| State Lower Limit: | 418,900,480 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 424,645,519 | (Within Confidence Interval) |
| State Upper Limit: | 462,995,268 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 420,483,322 | (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