2008 Confidence Interval Detail
101/Harris
101-909/North Forest ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 274,209,250 | 1.0183 | 269,281,400 | 26 | 5,549 | .017486728 |
| A | 231,440,950 | 0.9716 | 238,206,000 | 27 | 3,443 | .003604038 |
| A | 229,462,287 | 0.9701 | 236,534,674 | 32 | 2,818 | .004988888 |
| A | 251,911,893 | 0.9432 | 267,082,160 | 24 | 2,143 | .024893699 |
| F1 | 54,177,279 | 0.9776 | 55,418,657 | 12 | 354 | .017911141 |
| F1 | 54,181,576 | 0.9161 | 59,143,735 | 10 | 73 | .006645131 |
| F1 | 58,658,317 | 0.8626 | 68,001,759 | 6 | 20 | .021154170 |
| F1 | 62,473,239 | 0.9374 | 66,645,230 | 5 | 8 | .006047874 |
| L1 | 37,164,692 | 0.9333 | 39,820,735 | 12 | 266 | .041038354 |
| L1 | 42,400,904 | 0.8855 | 47,883,573 | 9 | 28 | .024169158 |
| L1 | 42,442,509 | 0.9560 | 44,395,930 | 6 | 11 | .011455328 |
| L1 | 34,744,604 | 1.0863 | 31,984,354 | 3 | 3 | .012550103 |
| Random Totals: | 1,373,267,500 | 1,424,398,207 | 172 | 14,716 | ||
| Catg D1 Exception Values: | 322,057 | 328,078 | ||||
| Total Test Values (4): | 1,373,589,557 | 1,424,726,285 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 71,236,314 |
Confidence Interval Values (5)
| State Lower Limit: | 1,353,489,971 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 1,373,589,557 | (Within Confidence Interval) |
| State Upper Limit: | 1,495,962,599 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 1,620,572,943 | (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