2007 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 | 19,907,900 | 1.0028 | 19,852,314 | 11 | 355 | .056295277 |
| A | 19,808,414 | 0.9977 | 19,854,078 | 19 | 227 | .023591412 |
| A | 19,912,493 | 0.9575 | 20,796,337 | 12 | 154 | .005230779 |
| A | 19,756,597 | 1.0352 | 19,084,812 | 9 | 103 | .006257324 |
| D3 | 80,069,664 | 0.9796 | 81,737,101 | 18 | 1,794 | .002723726 |
| G1 | 22,930,533 | 0.8940 | 25,649,366 | 5 | 21 | .024332530 |
| G1 | 23,904,004 | 1.0910 | 21,910,178 | 4 | 11 | .014722531 |
| G1 | 23,970,143 | 1.0580 | 22,656,090 | 4 | 8 | .004052753 |
| G1 | 18,992,073 | 1.0672 | 17,796,170 | 3 | 4 | .001018830 |
| Random Totals: | 249,251,821 | 249,336,446 | 85 | 2,677 | ||
| Catg J Exception Values: | 6,559,313 | 6,257,577 | ||||
| Catg D1 Exception Values: | 4,392,658 | 4,241,930 | ||||
| Total Test Values (4): | 260,203,792 | 259,835,953 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 12,991,798 |
Confidence Interval Values (5)
| State Lower Limit: | 246,844,155 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 260,203,792 | (Within Confidence Interval) |
| State Upper Limit: | 272,827,751 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 261,908,892 | (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