2009 Confidence Interval Detail
138/Knox
138-904/Benjamin ISD
Category Summary
| (1) Category |
(1) Local Value |
(1) Stratum Ratio |
(1) State Value |
(2) Sample Size |
(3) Total Parcels |
Stratum Variance |
|---|---|---|---|---|---|---|
| A | 548,640 | 0.9666 | 567,598 | 16 | 50 | .038766813 |
| A | 583,520 | 0.8930 | 653,438 | 15 | 31 | .029638222 |
| A | 576,800 | 0.8748 | 659,351 | 14 | 22 | .029038442 |
| A | 517,430 | 0.8385 | 617,090 | 8 | 11 | .044501800 |
| D3 | 1,705,650 | 1.0323 | 1,652,281 | 26 | 1,053 | .035178232 |
| G1 | 1,598,420 | 1.0343 | 1,545,412 | 12 | 17 | .030497156 |
| Random Totals: | 5,530,460 | 5,695,170 | 91 | 1,184 | ||
| Catg J Exception Values: | 1,185,653 | 1,496,744 | ||||
| Catg D1 Exception Values: | 15,775,140 | 17,391,397 | ||||
| Catg G1 Exception Values: | 965,252 | 940,053 | ||||
| Total Test Values (4): | 23,456,505 | 25,523,364 |
Margin of Error
| Margin of Error Percent: | 5.0000000 |
|---|---|
| Margin of Error Value: | 1,276,168 |
Confidence Interval Values (5)
| Local Test Value: | 23,456,505 | (Outside Confidence Interval) |
|---|---|---|
| State Lower Limit: | 24,247,196 | (State Test Value minus Margin of Error Percent) |
| State Upper Limit: | 26,799,532 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 29,210,598 | (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