2007 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 | 152,574,647 | 0.9206 | 165,733,920 | 37 | 1,636 | .025994546 |
| A | 152,698,396 | 0.9969 | 153,173,233 | 36 | 977 | .007448838 |
| A | 152,681,153 | 0.9818 | 155,511,462 | 31 | 624 | .008578415 |
| A | 152,202,815 | 0.9592 | 158,676,830 | 25 | 417 | .071425879 |
| C | 15,537,796 | 1.1766 | 13,205,674 | 9 | 1,652 | .061579792 |
| C | 15,545,544 | 1.0202 | 15,237,742 | 9 | 619 | .060461997 |
| C | 15,569,531 | 0.9222 | 16,883,031 | 23 | 389 | .038748437 |
| C | 15,455,590 | 0.9005 | 17,163,343 | 11 | 156 | .032682794 |
| G1 | 3,194,630 | 1.0138 | 3,151,144 | 5 | 9 | .013961614 |
| Random Totals: | 675,460,102 | 698,736,379 | 186 | 6,479 | ||
| Catg D1 Exception Values: | 7,064,550 | 7,008,708 | ||||
| Catg G1 Exception Values: | 4,680,487 | 4,706,337 | ||||
| Total Test Values (4): | 687,205,139 | 710,451,424 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 35,522,571 |
Confidence Interval Values (5)
| State Lower Limit: | 674,928,853 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 687,205,139 | (Within Confidence Interval) |
| State Upper Limit: | 745,973,995 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 723,143,714 | (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