2008 Confidence Interval Detail
101/Harris
101-925/Huffman ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 153,640,732 | 0.9589 | 160,226,021 | 19 | 1,691 | .028613718 |
| A | 156,721,450 | 1.0836 | 144,630,353 | 20 | 1,021 | .086564971 |
| A | 164,595,904 | 1.0080 | 163,289,587 | 20 | 668 | .005579574 |
| A | 188,220,046 | 1.0638 | 176,931,797 | 23 | 504 | .089460430 |
| C | 14,369,132 | 1.0675 | 13,460,545 | 10 | 1,398 | .041089186 |
| C | 12,039,621 | 0.9303 | 12,941,654 | 11 | 479 | .059351026 |
| C | 18,054,406 | 0.9605 | 18,796,883 | 14 | 411 | .023939969 |
| C | 14,545,131 | 0.9376 | 15,513,152 | 6 | 142 | .004048352 |
| Random Totals: | 722,186,422 | 705,789,992 | 123 | 6,314 | ||
| Catg D1 Exception Values: | 2,335,266 | 2,323,498 | ||||
| Total Test Values (4): | 724,521,688 | 708,113,490 |
Margin of Error
| Margin of Error Percent: | 5.0000001 |
|---|---|
| Margin of Error Value: | 35,405,675 |
Confidence Interval Values (5)
| State Lower Limit: | 672,707,815 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 724,521,688 | (Within Confidence Interval) |
| State Upper Limit: | 743,519,165 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 793,984,916 | (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