2007 Confidence Interval Detail
110/Hockley
110-907/Sundown ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 4,509,169 | 0.7880 | 5,722,296 | 7 | 196 | .015775058 |
| A | 4,535,805 | 0.9280 | 4,887,721 | 7 | 95 | .004226797 |
| A | 4,460,964 | 0.8753 | 5,096,497 | 6 | 63 | .009706445 |
| A | 4,487,870 | 0.9289 | 4,831,381 | 7 | 44 | .003289044 |
| G1 | 214,334,046 | 0.8944 | 239,640,034 | 9 | 14 | .045608147 |
| G1 | 225,836,689 | 1.0692 | 211,220,248 | 4 | 5 | .013876615 |
| Random Totals: | 458,164,543 | 471,398,177 | 40 | 417 | ||
| Catg D1 Exception Values: | 4,859,778 | 5,298,746 | ||||
| Catg G1 Exception Values: | 592,674,335 | 587,037,457 | ||||
| Total Test Values (4): | 1,055,698,656 | 1,063,734,380 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 53,186,719 |
Confidence Interval Values (5)
| State Lower Limit: | 1,010,547,661 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,055,698,656 | (Within Confidence Interval) |
| State Upper Limit: | 1,116,921,099 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,278,384,675 | (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