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Walker County
2023 Confidence Interval Detail
Walker County
236-902/Huntsville ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 519,791,273 | 0.8994 | 577,931,146 | 75 | 3,888 | 0.067223929 |
| A | 642,403,276 | 0.9597 | 669,379,260 | 75 | 2,828 | 0.028612068 |
| A | 792,060,243 | 1.0475 | 756,143,430 | 73 | 2,515 | 0.021404761 |
| A | 1,219,958,933 | 1.0217 | 1,194,048,089 | 73 | 2,206 | 0.018732039 |
| B | 174,481,446 | 0.8372 | 208,410,710 | 10 | 138 | 0.091134218 |
| B | 177,302,779 | 0.9518 | 186,281,550 | 5 | 12 | 0.025797503 |
| B | 181,615,327 | 0.8856 | 205,076,024 | 4 | 7 | 0.041175195 |
| B | 135,757,462 | 1.0481 | 129,527,204 | 3 | 4 | 0.010285934 |
| C1 | 63,873,491 | 0.9367 | 68,189,912 | 45 | 1,834 | 0.287869872 |
| C1 | 39,972,552 | 0.8609 | 46,431,121 | 13 | 427 | 0.102141871 |
| C1 | 112,115,900 | 1.0468 | 107,103,458 | 34 | 841 | 0.022803295 |
| C1 | 172,432,899 | 1.0126 | 170,287,279 | 25 | 645 | 0.051998732 |
| E | 483,372,207 | 0.9275 | 521,156,018 | 16 | 2,169 | 0.288385647 |
| F1 | 168,821,266 | 0.9307 | 181,391,712 | 10 | 432 | 0.025992602 |
| F1 | 168,414,700 | 0.9310 | 180,896,563 | 10 | 151 | 0.020795491 |
| F1 | 176,588,549 | 0.9073 | 194,630,827 | 8 | 63 | 0.057782981 |
| F1 | 184,087,600 | 0.9786 | 188,113,223 | 7 | 21 | 0.016671157 |
| Random Totals: | 5,413,049,903 | 5,584,997,526 | 486 | 18,181 | ||
| CATG D1 EXCEPTION VALUES: | 37,986,862 | 29,733,028 | ||||
| CATG J EXCEPTION VALUES: | 145,004,166 | 167,376,668 | ||||
| Total Test Values | 5,596,040,931 | 5,782,107,222 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 289,105,361 |
Confidence Interval Values(5)
| Local Test Value: | 5,596,040,931 | WITHIN CONFIDENCE INTERVAL |
|---|---|---|
| State Lower Limit: | 5,493,001,861 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 6,071,212,583 | (State Test Value plus Margin of Error Percent) |
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, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values