2011 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 | 168,644,690 | 0.9724 | 173,431,397 | 43 | 1,917 | .066372547 |
| A | 163,670,480 | 0.9354 | 174,973,787 | 27 | 1,013 | .019600962 |
| A | 164,864,174 | 0.9562 | 172,415,995 | 26 | 645 | .012821573 |
| A | 171,693,762 | 1.0519 | 163,222,514 | 18 | 456 | .042113973 |
| C | 14,828,602 | 0.9992 | 14,840,474 | 10 | 1,433 | .006975906 |
| C | 16,765,536 | 0.9982 | 16,795,768 | 10 | 598 | .016031269 |
| C | 13,586,216 | 1.0075 | 13,485,078 | 10 | 277 | .045361495 |
| C | 23,084,798 | 0.9847 | 23,443,483 | 10 | 191 | .005991567 |
| Random Totals: | 737,138,258 | 752,608,496 | 154 | 6,530 | ||
| Catg D1 Exception Values: | 1,889,129 | 3,071,881 | ||||
| Total Test Values (4): | 739,027,387 | 755,680,377 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 37,784,019 |
Confidence Interval Values (5)
| State Lower Limit: | 717,896,358 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 739,027,387 | (Within Confidence Interval) |
| State Upper Limit: | 793,464,396 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 810,002,911 | (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