2008 Confidence Interval Detail
169/Montague
169-909/Prairie Valley ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 4,367,500 | 0.9886 | 4,417,864 | 7 | 114 | .035000948 |
| A | 4,261,800 | 1.0481 | 4,066,215 | 10 | 60 | .031755416 |
| A | 5,288,860 | 1.1624 | 4,549,948 | 8 | 41 | .008845839 |
| A | 6,541,940 | 1.1333 | 5,772,470 | 9 | 26 | .004908157 |
| D3 | 14,274,070 | 1.2150 | 11,748,206 | 16 | 773 | .118415525 |
| G1 | 18,200,820 | 1.0610 | 17,154,402 | 6 | 37 | .006947426 |
| G1 | 18,154,000 | 1.0226 | 17,752,787 | 5 | 13 | .025255336 |
| G1 | 19,033,360 | 0.9993 | 19,046,693 | 3 | 5 | .006632179 |
| Random Totals: | 90,122,350 | 84,508,585 | 64 | 1,069 | ||
| Catg D1 Exception Values: | 4,783,320 | 4,181,052 | ||||
| Catg G1 Exception Values: | 38,015,330 | 37,845,342 | ||||
| Total Test Values (4): | 132,921,000 | 126,534,979 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 6,326,749 |
Confidence Interval Values (5)
| State Lower Limit: | 120,208,230 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| State Upper Limit: | 132,861,728 | (State Test Value plus Margin of Error Percent) |
| Local Test Value: | 132,921,000 | (Outside Confidence Interval) |
| Value Assigned (6): | 138,376,127 | (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