2011 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 | 409,740 | 0.6639 | 617,171 | 10 | 39 | .048297874 |
| A | 445,400 | 0.8120 | 548,522 | 10 | 23 | .061750411 |
| A | 914,430 | 1.0049 | 909,971 | 10 | 34 | .045378724 |
| A | 1,140,660 | 1.0289 | 1,108,621 | 5 | 22 | .052078544 |
| D3 | 1,920,290 | 0.7716 | 2,488,712 | 21 | 1,133 | .067965196 |
| G1 | 410,360 | 1.0270 | 399,572 | 6 | 16 | .022459258 |
| L1 | 539,010 | 1.1649 | 462,709 | 10 | 35 | .144336604 |
| Random Totals: | 5,779,890 | 6,535,278 | 72 | 1,302 | ||
| Catg J Exception Values: | 1,580,480 | 1,687,251 | ||||
| Catg D1 Exception Values: | 14,992,860 | 13,231,305 | ||||
| Catg G1 Exception Values: | 2,188,510 | 2,163,138 | ||||
| Total Test Values (4): | 24,541,740 | 23,616,972 |
Margin of Error
| Margin of Error Percent: | 5.0000017 |
|---|---|
| Margin of Error Value: | 1,180,849 |
Confidence Interval Values (5)
| State Lower Limit: | 22,436,123 | (State Test Value minus Margin of Error Percent) |
|---|---|---|
| Local Test Value: | 24,541,740 | (Within Confidence Interval) |
| State Upper Limit: | 24,797,821 | (State Test Value plus Margin of Error Percent) |
| Value Assigned (6): | 27,158,990 | (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