2009 Confidence Interval Detail
014/Bell
014-902/Bartlett ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 3,281,755 | 1.0814 | 3,034,728 | 8 | 93 | .018192148 |
| A | 3,119,337 | 1.0780 | 2,893,634 | 7 | 53 | .014066080 |
| A | 3,329,647 | 0.9703 | 3,431,564 | 7 | 39 | .008235635 |
| A | 3,009,260 | 0.9444 | 3,186,425 | 7 | 25 | .011185459 |
| D3 | 11,712,827 | 0.9969 | 11,749,250 | 20 | 700 | .011445407 |
| F1 | 1,943,068 | 0.8231 | 2,360,671 | 6 | 48 | .023135863 |
| L1 | 499,891 | 1.0079 | 495,973 | 5 | 18 | .008600902 |
| L1 | 479,686 | 1.0133 | 473,390 | 4 | 7 | .003203573 |
| Random Totals: | 27,375,471 | 27,625,635 | 64 | 983 | ||
| Catg J Exception Values: | 2,663,866 | 2,693,843 | ||||
| Catg D1 Exception Values: | 5,648,705 | 4,980,352 | ||||
| Catg F1 Exception Values: | 783,353 | 824,366 | ||||
| Catg L1 Exception Values: | 357,686 | 362,218 | ||||
| Total Test Values (4): | 36,829,081 | 36,486,414 |
Margin of Error
| Margin of Error Percent: | 5.0000008 |
|---|---|
| Margin of Error Value: | 1,824,321 |
Confidence Interval Values (5)
| State Lower Limit: | 34,662,093 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 36,829,081 | (Within Confidence Interval) |
| State Upper Limit: | 38,310,735 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 33,828,300 | (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