2008 Confidence Interval Detail
101/Harris
101-912/Houston ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 13,516,873,573 | 0.9913 | 13,635,502,444 | 28 | 131,074 | .007894099 |
| A | 13,612,115,037 | 0.9918 | 13,724,657,226 | 34 | 64,157 | .008715892 |
| A | 14,871,745,047 | 1.0077 | 14,758,107,618 | 27 | 36,091 | .038030779 |
| A | 16,846,065,449 | 0.9615 | 17,520,608,891 | 33 | 14,406 | .008052631 |
| B | 2,187,133,208 | 0.9939 | 2,200,556,603 | 40 | 4,662 | .004733085 |
| B | 2,260,916,548 | 0.9250 | 2,444,234,106 | 6 | 369 | .004805552 |
| B | 2,111,104,358 | 0.8295 | 2,545,032,379 | 5 | 121 | .031918690 |
| B | 2,672,028,156 | 0.8525 | 3,134,343,878 | 6 | 72 | .013334596 |
| C | 656,537,410 | 0.8129 | 807,648,432 | 45 | 19,909 | .714667423 |
| C | 733,889,355 | 0.9220 | 795,975,439 | 38 | 4,596 | .029643386 |
| C | 894,879,239 | 0.9275 | 964,829,368 | 16 | 1,543 | .012155029 |
| C | 954,521,321 | 0.9239 | 1,033,143,545 | 8 | 224 | .050632477 |
| D3 | 398,522,600 | 0.9087 | 438,563,442 | 10 | 1,275 | .011327424 |
| F1 | 7,013,048,888 | 0.9388 | 7,470,226,766 | 41 | 10,354 | .025885357 |
| F1 | 7,465,184,214 | 0.9162 | 8,147,985,390 | 15 | 1,686 | .063634434 |
| F1 | 6,929,439,670 | 0.9156 | 7,568,195,358 | 8 | 325 | .012667322 |
| F1 | 9,201,607,884 | 0.9526 | 9,659,466,601 | 5 | 79 | .007888920 |
| L1 | 2,143,574,239 | 1.0940 | 1,959,391,443 | 9 | 14,340 | .051267161 |
| L1 | 2,167,333,820 | 1.0095 | 2,146,937,910 | 9 | 1,764 | .000610463 |
| L1 | 2,493,170,330 | 0.9389 | 2,655,416,264 | 9 | 491 | .019311604 |
| L1 | 2,178,351,297 | 1.0026 | 2,172,702,271 | 8 | 89 | .002130485 |
| Random Totals: | 111,308,041,643 | 115,783,525,374 | 400 | 307,627 | ||
| Catg D1 Exception Values: | 495,894 | 502,343 | ||||
| Total Test Values (4): | 111,308,537,537 | 115,784,027,717 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 5,789,201,386 |
Confidence Interval Values (5)
| State Lower Limit: | 109,994,826,331 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 111,308,537,537 | (Within Confidence Interval) |
| State Upper Limit: | 121,573,229,103 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 108,165,053,309 | (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