2011 Confidence Interval Detail
126/Johnson
126-904/Grandview ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 22,201,860 | 0.9370 | 23,694,621 | 7 | 373 | .007916679 |
| A | 20,832,874 | 0.8947 | 23,284,759 | 7 | 222 | .014987073 |
| A | 21,943,065 | 0.9348 | 23,473,540 | 7 | 158 | .017201890 |
| A | 21,198,746 | 0.9991 | 21,217,842 | 8 | 105 | .002017284 |
| D3 | 91,706,626 | 1.0215 | 89,776,433 | 15 | 1,889 | .011541688 |
| G1 | 16,994,434 | 1.0286 | 16,521,907 | 8 | 41 | .001171206 |
| G1 | 16,796,224 | 1.0002 | 16,792,865 | 7 | 23 | .001857073 |
| G1 | 16,922,350 | 1.0193 | 16,601,933 | 6 | 15 | .002998176 |
| G1 | 16,509,120 | 1.0359 | 15,936,982 | 5 | 10 | .001867867 |
| Random Totals: | 245,105,299 | 247,300,882 | 70 | 2,836 | ||
| Catg J Exception Values: | 6,453,617 | 6,369,891 | ||||
| Catg D1 Exception Values: | 4,111,853 | 3,618,285 | ||||
| Total Test Values (4): | 255,670,769 | 257,289,058 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 12,864,453 |
Confidence Interval Values (5)
| State Lower Limit: | 244,424,605 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 255,670,769 | (Within Confidence Interval) |
| State Upper Limit: | 270,153,511 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 301,379,089 | (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